5 pieces per Pack
The option shows the package includes
Shank Diameter:
6mm,1/4"
Application:
Used on Electric and Air Grinder, Hand Electric Drill and Bench Drill.
Different from electroplating diamond grinding wheel:
Electroplating grinding head is just is plated with a layer of diamond on the surface, once diamond abrasives on the surface finish it cannot be used.
Sintered grinding head is full of sintered diamond from inside to outside, a qualitative change. It has been grinding to only handle left. It will become smaller and smaller with its working.
Life time is more than 10 times than electroplating diamond grinding point !
