10mm to .250 (1/4" 6.35mm) Coupler

10mm to .250" (6.35mm) stainless steel coupler.

Specs:
Measures: 42mm (1.65") long x 17mm (.67") diameter.
Motor shaft: 10mm motor shaft
Flex cable: 6.35 (.250") flex Cable
Weighs: 1.5 ounces
m4 grub screw

Requires:
2mm hex driver.