3 pieces Diamond Grinding Barrel 10x12mm

Grit #80, diameter:10x12mm or 3/8 x 1/2", total length:50mm or 2", shank:3mm, weight 19g


Collet needed:1/8" or adjustable

Use Water as a coolant. This extends the life and prevents melting of the diamond shards

Use with high speed craft type drills and flex shafts.