Twofers - 3/4-inch 170 grit medium grinder bit

The 3/4" medium grit bit from Aanraku provide a cleaner edge than rougher bits. This work well for copper foil work and have less chipping than more coarse bits. Also, the smaller size works well for tight a tight radius or smaller pieces.

Twofers Grinder Bits offer superior quality at a low-cost. The diamond abrasive grinding surface is double plated for strength, durability and long life. It's large 18mm bit height gives you a larger grinding surface, designed to maximize bite and allows for the uniform grinding.