This is a 1" wide bushing for 1" bore grinding wheels to fit on to 1/2" shaft bench top grinder
These bushings FDM made out of Nylon - tough and flexible plastic
Dimensions: 1/2" Bore, 1" outer dieter, 1" wide
Reduces vibration and withstand higher temperatures compare to other plastics
Grinding wheel is not included - it is pictured for illustration only.
Thanks for reading.