2pcs Shaft Coupling 12mm to 12mm Bore L35xD25 Flexible Joint for Servo Stepped Motor Volume Control If there is no USB

If there is no USB interface

please add some WATER or COOLANT to avoid them from getting smoke

Good replacement for the worn screwdriver bits

This coupling has barbed connections on both ends for connecting two hoses at an angle

Thickness: 10mm

2pcs Shaft Coupling 12mm to 12mm Bore L35xD25 Flexible Joint for Servo Stepped Motor Volume Control If there is no USBMainly used for servo motors, spindle, step motor and so on. Wear resistant ,high hardness and excellent response. Super elastic torque can absorb vibration, appropriate a large torque transmission. Specification: Color: Silver Tone Net Weight: 66g Material: Aluminum Alloy Fixed Type: Clamp Thread Size: M3 Connection Diameter: 12mm to 12mm 0. 47 to 0. 47 inch Total Length: 35mm 1. 38 inch Outside Diameter : 25mm 0. 98 inch Package List: 2x Flexible