Grinding Stone Set, 60 Pack 1/8 Inch Shank Rotary Tool Bits | Aluminum Oxide San
Use the grinding head, the force should be increase slowly. If the force is too strong, the grinding head will get stuck and broken,even the machine motor will burn out. The grinding should maintain about 30° and move the grinding bits back and forth at a uniform speed.
60Pcs Sanding Bits for Dremel Rotary Tool, A Strong Grinding Stones Bits with…
Key Features. Who It’s For. Material: Aluminum oxide.