60 Grit Diamond Coated Grinding Bit Sets 1/8″ Shank Cylinder Head Rotary Diamond
Cylindrical Grinding Drill Bits. 2pcs 3mm x 3mm head Diamond Grinding Burrs. 2pcs 3mm x 4mm head Diamond Grinding Burrs. 2pcs 3mm x 5mm head Diamond Grinding Burrs. 2pcs 3mm x 6mm head Diamond Grinding Burrs.