[6.35mm]

Description
Inner diameter 3mm, 4mm, 5mm, 6mm, 3.175mm, 6.35mm with fixed hole M3
7mm, 8mm, 10mm, 11mm, 12mm, Fixed Hole Screw M4
Made from 45# steel, hardened with heat treatment, then electroplated.
Parts for RC Airplane Boat Model
Perfect accessory for RC model motors, etc.
Widely used in metal, mold and mechanical driving applications.
Note:
There may be a little color distortion due to different computer resolutions.
There may be a size error due to different computer resolutions.
Package includes:
1 * Flange Shaft Coupling
1 * Fixed Hole Screw