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MiniBot Hardware Kit
REV-45-1171$186.50The MiniBot Hardware Kit is a fast robot build ideal for basic programming training. Add control system components (REV-31-1595 Control Hub, REV-31-1596 Driver Hub, REV-31-1302 12V Slim Battery) and let your programming skills grow. Kit Contents... -
Zip Ties - Black - 160mm - 50 Pack
REV-41-1161-PK50$5.00Nylon Zip Ties with rounded edges to prevent snagging. Length is idea for cable management and many other uses. Specifications 160mm long Quality nylon construction 18lb. tensile strength -
Hook and Loop Fastener - 13.5mm x 2m
REV-41-1373$7.75Double-sided hook and loop tape allows you to cut to desired custom lengths. Reusable, secure hold. Specifications 13.5mm width x 2m length -
5.5mm Combination Wrench
REV-41-1374$11.0012-point combination wrench for use with M3 hardware. Specifications Chrome vanadium steel 5.5mm 15° angled ring head -
Barb for Polyurethane Hollow Belt - 8 Pack
REV-41-1165-PK8$8.25Use these barbs with our Polyurethane Hollow Belt to join the ends and make custom length belts quickly and easily. CAD & Drawings REV-41-1165 Drawing -
Polyurethane Round Belt - 6mm - 6ft
REV-41-1164$9.25Our Polyurethane Hollow Round Belting is perfect for your conveyor, and intake mechanisms. Use Barbs to assemble custom length belts. -
Surgical Tubing - 3mm
REV-41-1163$7.75This stretchy latex rubber tubing is sized to fit through any of the M3 holes in DUO brackets, wheels, gears or other motion products. String tubing between outside holes on two wheels to create a compliant intake. Specifications Color: Black... -
Potentiometer
REV-31-1155$15.25This 10K potentiometer can be used as an analog sensor with the Control Hub or Expansion Hub. This potentiometer has a 270 degree range of motion and can be mounted to any REV DUO brackets with the Motion Pattern, like the Motion Bracket. The... -
REV Robotics Expansion Hub
REV-31-1153$275.00The REV Robotics Expansion Hub is a low-cost educational device that can communicate with any computer (commonly the REV Robotics Control Hub or Driver Hub) to provide the interfaces required for building robots and other mechatronics. The Expansion Hub... -
12in PWM Y Cable - 2 Pack
REV-11-1131-PK2$7.75PWM Y-cable, is used for splitting the signal from the roboRIO so you can drive multiple motor controllers or servos from a single source. Specifications Length: 12in Wire colors: white, red, black Wire jacketing: black heat shrink tubing 22 AWG -
36in 2-Wire Jumper Cable
REV-11-1134$2.502-pin header cable that can be used for connecting signals, sensors or any other spots on robots. Features 2 female 0.1in pitch connectors on each end. Specifications Length: 91cm (36in) 2 pin receptacle on 0.1in pitch Wire Colors: red, black 22... -
36in PWM Cable - 4 Pack
REV-11-1130-PK4$12.50PWM Cables, which are used for connecting things like the SPARK Motor controller to the roboRIO. These can also be used as servo extension cables for getting signal and power a bit farther away than integrated wires can reach. Specifications Length:... -
Servo Power Module
REV-11-1144$57.50$48.88The Servo Power Module is a 6V 90W power injector that enables the use of high-power RC servos in applications where a robot controller cannot directly provide adequate power. The Servo Power Unit passes through input signals unaltered while... -
40:1 Hex Gearbox & Pinion
REV-41-1065$17.00$14.45This gearbox is the same one used on our HD Hex Motor 40:1 Spur Gearbox featuring our 5mm HEX output shaft! This gearbox can be installed on any 550 series motors (like the NeveRest motors from AndyMark) giving you the convenience and... -
Small Pulley Bearings - 10Â Pack
REV-41-1368-PK10$13.50These v-groove bearing pulleys fit on an M3 x 16mm Hex Cap Screw and can be mounted directly onto extrusion. Use with 15mm Linear Motion Kits and a high tensile strength no-stretch string, such as kevlar string or spectra fishing line, to create an... -
#25 Roller Chain - 10 ft
REV-41-1365$19.00This #25 roller chain is designed for use with #25 sprockets. Each package includes 1 connecting link, and additional links are available separately in the #25 Connecting Links – 5 Pack. For custom chain lengths, we recommend the REV #25 Chain... -
#25 Connecting Links - 5 Pack
REV-41-1366-PK5$6.00Connecting link for #25 chain. Use a connecting link to connect two ends of chain to create a loop. Specifications Material: Steel Size: #25 Pitch: 0.25in CAD & Drawings REV-41-1366 STEP File REV-41-1366 Onshape -
M3 Nyloc Nuts - 100Â Pack
REV-41-1361-PK100$8.75Zinc plated steel nuts compatible with all REV M3 screws or bolts. Contains a nylon insert which increases grip on screw, reducing the chance of the nut loosening over time. Does NOT fit in the channel of our REV DUO 15mm Extrusion System. Specifications... -
5.5mm Nut Driver
REV-41-1119$8.25Small electronics sized 5.5mm Nut Driver with rubberised grip fits M3 hex cap bolts and nuts. Specifications Socket Depth: 15.8mm Dimensions: 16.2cm x 2cm x 2cm (6.38in x 0.79in x 0.79in) Weight: 33g (1.16oz) -
12V Slim Battery
REV-31-1302$60.00This 10-cell, 12V 3000mAh battery has a low profile configuration to make it easier to mount on a robot. The Slim Battery pack is wired with an XT30 male connector and an inline 20A replaceable ATM fuse. XT30 to Tamiya Adapter no longer automatically... -
Shaft Collars - 10Â Pack
REV-41-1327-PK10$9.75This shaft collar is compatible with the DUO Build System and is used to prevent gears, sprockets, wheels, and other parts from sliding out of place on a 5mm hex shaft. Shaft collars can also be used to prevent the shaft itself from sliding out of its... -
Servo Gear Adapter - 4 Pack
REV-41-1364-PK4$6.00This Servo Gear Adapter is a 15 Tooth Plastic Gear that attaches to any 25T output servo including the Smart Robot Servo. Warning: Gears from other building systems may have a very similar tooth profile but are not an exact match. It may be possible to... -
Servo Shaft Adapter - 4Â Pack
REV-41-1328-PK4$6.00The Servo Shaft Adapter makes it possible to drive a 5mm hex shaft with any 25T output servo including the Smart Robot Servo. The adapter attaches to the servo spline like any common servo horn and accepts a 5mm hex shaft on the opposite end... -
End Cap Bearing - 8Â Pack
REV-41-1322-PK8$6.75The End Cap Bearing is used with the 5mm hex shaft recommended for the DUO Build System 15mm Extrusion to provide a low friction rotating shaft support. This bearing is intended to seat in any of the plastic REV DUO brackets with the 9mm ID bearing seat... -
Smart Robot Servo
REV-41-1097$30.00$25.50The REV Smart Robot Servo (SRS) is a configurable metal-geared servo that takes the guesswork out of aligning and adjusting servo based mechanisms. One SRS can be used as a standard angular servo, a custom angular servo, and a continuous rotation servo... -
HD Hex Motor No Gearbox
REV-41-1291$22.00The HD Hex series motors and gearboxes feature integrated encoders and power that plug right into the Control Hub (REV-31-1595) and Expansion Hub (REV-31-1153). The gearbox options feature 5mm Hex output or coupler making it easy to connect gears,... -
NEO 550 Brushless Motor
REV-21-1651$30.00The NEO 550 Brushless Motor is a member in the NEO family of brushless motors. Its output power and small size are specifically designed to make NEO 550 the perfect motor for intakes and other non-drivetrain robot mechanisms. Mounting holes and pilot... -
Through Bore Encoder V1
REV-11-1271$48.00$40.80The Through Bore Encoder V1 allows teams to place sensors in the locations closest to the rotation that they wish to measure. This rotary sensor measures both relative and absolute position through its ABI quadrature output and its absolute position... -
8mm x 12mm x 3.5mm Flanged Bearing - 10 Pack
REV-49-1559-PK10$18.50This 8mm x 12mm x 3.5mm Flanged Bearing, when paired with the 5mm Hex to 8mm Round Bearing Insert (REV-41-1528), allows teams to support our 5mm hex shaft with a robust low friction bearing. We recommend mounting the bearing into... -
Core Hex Motor
REV-41-1300$32.00The Core Hex Motor is compatible with the DUO Build System and features a 90 degree orientation and a female output shaft for maximum flexibility and ease of use. Insert any of the REV standard 5mm Hex Shafts into or through the Core Hex Motor to create... -
M3 Ball Joint Rod Ends
$13.50M3 Ball Joint Rod Ends are compatible with the REV DUO System. The Female M3 Ball Joint Rod End (REV-49-1560) can either be paired with its male counterpart to create short linkage arms or with M3 threaded rod and a second female ball... -
Allen Wrench Pack
REV-45-1882$7.75Made to fit sockets that are found in various REV kits like the FTC Starter Kit V3 and the EDU Kit V2. Kit Contents *exact product may vary from photo shown SKU PRODUCT NAME PRODUCT QUANTITY PACK QUANTITY ... -
UltraPlanetary Female 5mm Hex Output V2
REV-41-1615$18.50The UltraPlanetary Female 5mm Output V2 is the output stage of the UltraPlanetary System. With two different ways to transfer power, the output stage allows designers to choose the option best suited for the application. The V2 version of the... -
3/8in Split Lock Washer - 25 Pack
REV-29-1240-PK25$2.50Split Lock washer with a 3/8in inner diameter. Specifications Material: Zinc-plated Steel ID: 3/8in OD: 0.680in Thickness: 0.094in Documentation ION Build System Guide #10 Hardware Basics CAD & Drawings REV-29-1240 Drawing -
#10-32 1-1/2in Button-head Socket Cap Screw - 5 Pack
REV-29-1220-PK5$2.50Steel hardware of the appropriate size to work with the ION Build System 1in Extrusion. Length measured from tip to underside of screw head. Specifications Material: 18-8 Stainless Steel Diameter & Thread: #10-32 Length: 1-1/2in Documentation ION... -
Aluminum Servo Shaft Adapter
REV-41-1558$8.75This Servo Shaft Adapter makes it possible to drive a 5mm hex shaft with any 25T output servo including the Smart Robot Servo. The adapter attaches to the servo spline like any common servo horn and accepts a 5mm hex shaft on the opposite end. This... -
4-Pin JST to PWM Sensor Adapter Cable - 2 Pack
REV-11-1292-PK2$4.50The REV 4-Pin JST to PWM Sensor Adapter Cable allows for seamless connection of REV Robotics Sensors like the Magnetic Limit Switch and Potentiometer to the FRC Control System. Please note that this cable will not work for I2C type sensors. REV... -
5V Addressable LED Strip - 1m
REV-11-1198$26.00This 5V WS2812B Addressable RGB LED Strip is compatible with the REV Blinkin LED Driver (REV-11-1105). Each LED contains an integrated driver IC and three LEDs; a red, green, and blue LED. Each individual LED can be controlled to create colorful patterns... -
12V RGB LED Strip - 5m
REV-11-1197$28.75This 12V RGB LED Strip is compatible with the REV Blinkin LED Driver (REV-11-1105). Each LED on the strip is wired in parallel and actually contains three embedded LEDs; a red, green, and blue LED. Each color can be controlled separately to create any... -
Magnetic Limit Switch
REV-31-1462$17.50The Magnetic Limit Switch is a three-sided active-low digital hall effect switch with three internal hall effect elements located on the top and sides of the sensor. The three elements are connected in parallel so that any one of them will trigger the... -
SRS Programmer
REV-31-1108$25.00The REV Robotics SRS Programmer is the key to unlocking all the smart features of the (SRS) Smart Robot Servo (sold separately). Switching between continuous rotation, standard servo, and custom angular modes is easy as pressing a button... -
HD Hex Motor 40:1 Spur Gearbox
REV-41-1301$34.50$29.33The HD Hex series motors and gearboxes feature integrated encoders and power that plug right into the Control Hub (REV-31-1595) and Expansion Hub (REV-31-1153). The gearbox options feature 5mm Hex output or coupler making it easy to connect gears,... -
15mm Extrusion Slot Cover - 2m
$5.00These plastic 15mm Extrusion Slot Covers are ideal for making any machine look great! COLOR SKU Red REV-41-1633 White REV-41-1634 Blue REV-41-1635 Yellow REV-41-1636 Green... -
Eye-to-Eye Turnbuckle
REV-29-1241$4.50This Eye-to-Eye Turnbuckle is ideal for tensioning string, cordage, or cabling in linear motion applications. The welded eyes provide significantly more strength than bent eyes. Specifications Material: Steel Thread: M5 Retracted Length: 106mm +- 1mm... -
1in Extrusion Endcap Slide - 4 Pack
REV-21-1202-PK4$6.00The 1in Extrusion Endcap Slide allows teams to create compact and robust multistage lifts when combined with the 1in Linear Motion Kit (REV-15-1189) and the 1in Extrusion (REV-21-1000). The slide tab is offset allowing stages to fully nest when collapsed... -
3mm UHMWPE Cord - 10m
REV-29-1244$13.50High-strength and low-stretch cord that is ideal for actuating lifts and other linear mechanisms. Also known as Spectra or Dyneema, this cord type minimizes the need for adjustments and re-tensioning after first assembly due to its low-stretch properties... -
1in Linear Motion Kit
REV-15-1189$26.50For use with the ION Build System 1in Extrusion to create linear motion. Kit Contents QTY 1 - REV-21-1032 - Dual Bearing Plate QTY 1 - REV-21-1029 - Eccentric Bushing QTY 1 - REV-21-1030 - Concentric Bushing QTY 2 -... -
UltraPlanetary 1/2in Hex Adapter
REV-41-1620$10.50The UltraPlanetary 1/2in Hex Adapter is designed to face mount to the UltraPlanetary gearbox and provide a convenient 1/2in hex output shaft that is commonly used in the FIRST Robotics Competition. The recommended hardware for mounting the... -
Through Bore Encoder Insert Pack
REV-25-1870$4.00These are the same inserts that are included with the Through Bore Encoder. Specifications Weight(s): 3/8in Hex: 23.5g (0.051lbs) 5mm Hex: 24.0g (0.052lbs) 1/4in Round: 24.0g (0.052lbs) Kit Contents QTY 1 - 3/8in Hex to 1/2in Hex... -
15mm Linear Motion Kit V2 Hardware Pack
REV-45-1831$7.75This is all of the hardware included in the 15mm Linear Motion Kit V2 (REV-45-1507). Specifications Hole Diameter: M3 Clearance Kit Contents QTY 8 - M3 x 8mm Low Profile Socket Screws QTY 8 - M3 x 8mm Hex Cap Screws QTY 8 - M3 Nyloc Nuts QTY 8 - M3... -
Aluminum Double Servo Arm
REV-41-1820$7.75Aluminum Servo Arm that is compatible with the REV Smart Robot Servo. Lightweight and strong, this arm is best utilized under high and low torque applications. Specifications Material: 6061 Aluminum CAD & Drawings SKU-STP REV-41-1820 Onshape... -
Eccentric Bushing
REV-21-1029$5.00Eccentric bushings are used to hold our V-Groove Bearings (REV-29-1014) for linear motion applications. The hole is drilled off-center of the bearing axis so by rotating the bushing on its mounting bolt, the clearance between the wheel and track can... -
Dual Bearing Plate
REV-21-1032$8.75This dual bearing plate holds two V-Groove Bearings (REV-29-1014) to create an easy linear motion system for the ION Build System 1in Extrusion (REV-21-1000). Using a combination of Concentric (REV-21-1030) and Eccentric (REV-21-1029) bushings, the user... -
Concentric Bushing
REV-21-1030$5.00Concentric bushings are used to hold our V-Groove Bearings (REV-29-1014) for linear motion applications. Used in conjunction with our Eccentric Bushing (REV-21-1029), the user can adjust how tight or loose they would like to tune their linear... -
Analog Pressure Sensor
REV-11-1107$39.42The REV Robotics Analog Pressure Sensor is a 5V sensor that can measure pressures up to 200 PSI. It outputs an analog voltage that is proportional to the measured pressure and can plug directly into the roboRIO or the More Board V2.0. Applications ... -
UltraPlanetary 550 Motor Plate
REV-41-1607$5.00The UltraPlanetary 550 Motor Plate works with the REV HD Hex Motor, REV NEO 550 Brushless Motor, and other 550 class motors. The UltraPlanetary System offers a variety of mounting options, with four different brackets available for attachment to REV... -
5.5mm Ratcheting Combination Wrench
REV-49-1711$14.75This 12-point ratcheting combination wrench is perfect for fitting into those small spaces on your robot. For use with M3 hardware. Specifications Material: Chrome Vanadium Steel -
Slim Shaft Collar - 10 Pack
REV-41-1629-PK10$9.75The REV Robotics Slim Shaft Collar is used to prevent gears, sprockets, wheels, and other parts from sliding out of place on a 5mm hex shaft when space is at a premium. Shaft collars can also be used to prevent the shaft itself from sliding out of its... -
22 Tooth Plastic Right Angle Rack Gear - 8 Pack
REV-41-1503-PK8$11.00Make driving linear motion easy with the 22 Tooth Plastic Right Angle Rack Gear. Mount the rack gear to a slot in either the REV DUO Extrusion or REV DUO Channel while using any of the REV DUO Plastic Gears to drive motion. Specifications Module: 0.75... -
90mm Grip Wheel
REV-41-1267$7.75DUO Grip Wheels are wider than our standard wheels, giving teams more traction while still being lightweight and robust. This wheel is compatible with 5mm hex shaft, which completely eliminates the need for expensive hubs or using potentially unreliable... -
15mm Metal 12mm Ball Bearing Mount V2 - 4 Pack
REV-41-1452-PK4$6.00This metal ball bearing mount bracket is used with the REV DUO System 15mm Extrusion. Version 2 brackets offer many improvements over our previous metal brackets, including holes on an 8mm grid that is compatible with many other building systems. This... -
Replacement Gear Set for Smart Robot Servo
REV-41-1168$13.00$11.05Complete gear set replacement for the Smart Robot Servo (REV-41-1097) Notes Replacement Gear Sets purchased after 03/27/2019 ship with updated versions of the replacement gears that fit the updated version of the Smart... -
MXP Extension Cable
REV-11-1118$17.00Extend the reach of your MXP port by using this 18" cable to reposition your boards where you need them. Fully compatible with all REV Robotics MXP accessory boards (More Board, Proto Board, & RIOduino) Specifications Keyed male and female... -
Digit MXP Display
REV-11-1113$23.00The REV Robotics Digit is multi-use MXP board for interface with the roboRIO. It has four 12 segment displays, which can be used to show any letters or numbers. It also features an analog potentiometer and two momentary buttons. Teams can use the... -
5.5mm WERA Nut Driver
REV-62-1866$12.50The 5.5mm WERA Socket Screw Driver is for use with M3 hex head screws and nuts. Kraftform Ergonomic Micro handle design features the shape that facilitates high torque transfer and precision feel for fine adjustment work,... -
Universal Hex Adapter V2 - 2 Pack
REV-41-1833-PK2$8.25The Universal Hex Adapter V2 is a steel hub that allows teams to quickly and easily adapt their existing parts to work with 5mm hex. Specifications Material: Sintered Steel Hole Pattern: Four M3 tapped holes on a 0.630in (16mm) diameter circle -... -
Locking Motion Hub - 2 Pack
REV-41-1719-PK2$5.00The Locking Motion Hub places a motion pattern on any 5mm hex shaft. Use this to connect metal sprockets to 5mm hex shaft or add strength to wheels, gears, and plastic sprockets through the REV Motion Pattern without the need of a shaft collar... -
HD Hex Spur Gearbox Spacer V2 - 2 Pack
REV-41-1648-PK2$3.00The HD Hex Spur Gearbox Spacer V2 makes it easier to use the Motion Pattern for mounting HD Hex Motors with a Spur Gearbox. Specifications Material: ABS Documentation DUO Build System Guide CAD & Drawings REV-41-1648 STEP File REV-41-1648... -
1in Inside Corner Bracket - 2 Pack
REV-21-1203-PK2$12.00The robust 1in Inside Corner Bracket is designed to enable more construction strategies with the REV 1in Extrusion (REV-21-1000). Designed for #10 hardware, the mounting holes are on a 1in pitch that allows for the creation of complex joints by... -
High Strength Hex Hub - 2 Pack
REV-41-1147-PK2$6.00Universal Hex Adapter (REV-41-1833) also available as an alternative. This part is a replacement for the discontinued Hex Hub Adapter (REV-41-1146). Expand your team's building options without giving up the products that you already own. This sintered... -
GT2 3mm Pitch Pulleys
$2.50 - $7.75Timing belts and pulleys are compatible with the REV DUO System. They are lighter and can be more efficient than chains and sprockets. Tensioning and adjustment are a thing of the past. 24 Tooth through 60 Tooth size pulleys come with two ends and an... -
#10-32 1/2in Flat-head Socket Cap Screw - 25 Pack
REV-29-1223-PK25$5.00Steel hardware of the appropriate size to work with the ION Build System 1in Extrusion. Length includes the flat screw head. Specifications Material: 18-8 Stainless Steel Diameter & Thread: #10-32 Length: 1/2in Documentation ION Build System Guide... -
#10-32 Low Profile Nylon Lock Nut - 100 Pack
REV-29-1016-PK100$4.50These Low Profile Nylon Lock Nuts are thin enough to fit inside the channel of the ION Build System 1in Extrusion. The embedded nylon ring provides tight vibration resistant hold on the threads of the screw. Specifications Material: Zinc-plated Steel... -
Blinkin LED Cable Adapter
REV-11-1196$4.00This cable is for use with the Blinkin LED Driver. This cable converts the JST PH 7-pin connector on the Blinkin' LED Driver module to a males 3-pin JST SM and male 4-pin JST SM connectors for connecting 5V WS2812 addressable LED and 12V RGB LED strips... -
Tensioning Bushing - 39mm - 4 Pack
REV-41-1702-PK4$6.00When designing chain or belt driven system, the ability to adjust tension in the system is ideal. Using the Tensioning Bushing with REV DUO U Channel allows users to fine tune their system to find the optimum amount of tension for any application... -
M3 Standoffs
$3.00 - $12.50M3 standoffs are compatible with the REV DUO System and are perfect for raising one assembly above another or as linkages when paired with male ball joint rod ends (REV-49-1561). Specifications Material: 6063 Black Anodized Aluminum Thread... -
10 Tooth Metal #25 Sprocket - 4 Pack
REV-41-1716-PK4$12.50Metal sprockets designed to work in high-load applications with #25 chain. Specifications Chain Size: #25 Material: Sintered Steel CAD & Drawings REV-41-1716 STEP File REV-41-1716 Onshape REV-41-1716 Drawing -
5mm Hex to 8mm Round Bearing Insert - 20 Pack
REV-41-1528-PK20$11.00The 5mm Hex to 8mm Round Bearing Insert, when paired with the 8mm x 12mm x 3.5mm Flanged Bearing (REV-49-1559), allows you to support 5mm hex shaft with a robust low friction bearing. It includes a pair of locking tabs that secure the insert to the... -
U Channel Endcap - 4 Pack
REV-41-1687-PK4$21.75The U Channel Endcap spans between the two sides of U Channel to provide holes on multiple surfaces to fasten additional components to. Also, using the endcap is a great way to strengthen longer sections of U Channel that are experiencing high loads... -
HD Hex Planetary Facemount Spacer - 2 Pack
REV-41-1667-PK2$3.00The HD Hex Planetary Gearbox Spacer makes it easier to use the Motion Pattern for mounting HD Hex Motors with the 20:1 Planetary Gearbox (REV-41-1211). Specifications Material: ABS Documentation DUO Build System Guide CAD & Drawings REV-41-1667... -
DUO L Beams
$2.50 - $15.25DUO L Beams are compatible with the REV DUO System and are a structural element for small load applications or as a supporting component on a larger load application. They are compact, lightweight, and provide more strength than a flat beam. Use them to... -
DUO Flat Beams
$2.50 - $9.75DUO Flat Beams are compatible with the REV DUO System and are easy to use. Having an 8mm width, 3mm height, and 8mm hole pattern makes them perfect as a support for an upright or using them as a linkage. Specifications Material: 6063 Aluminum... -
M3 x 10mm Nylon Patch Set Screw - 10 Pack
REV-41-1712-PK10$6.00These set screws have a pre-applied coating of nylon, helping them to stay in place under vibration. Use these with REV's standard Shaft Collars or new Slim Shaft Collars to never lose another shaft collar in a match! Specifications Material: Steel -
M3 Hex Cap Screws
$10.50 - $18.00M3 Hex Cap Screws are compatible with the REV DUO System. Length measured from tip to underside of hex cap. Specifications Material: Corrosion Resistant Zinc Plated Steel Thread Pitch: M3 x 0.5 Head Dimensions: 5.5mm Hex Width, 2mm Height...