Shaft
Bosch GWS 24-230 9" Large Angle Grinder Professional Tool , 400 W free shipping
You will find that Red Rubber Grease protects against galling on metal threads.
Shaft 796026 Mounting Shaft Line 6 Stainless Steel 66-1/4" OAL 1" OD 80007996
This 4-1/2" cut off grinder is a great tool for cutting off door hinges.
SAUER SUNDSTRAND 4460121 Motor Shaft
You will notice the MLX2200N95 2200N95 has a no-slip surface for safety.