Specifications:Material: Aluminum alloySize: 5*8mm/8*8mm (for option)Length: 25mmExternal diameter: 14mmBest used in Motor, hardware, mold, mechanical transmission,3D printer partPackage included:1x Shaft Coupler
Specifications:Material: Aluminum alloySize: 5*8mm/8*8mm (for option)Length: 25mmExternal diameter: 14mmBest used in Motor, hardware, mold, mechanical transmission,3D printer partPackage included:1x Shaft Coupler