30 PCS diamond coated burrs glass drill bit set DB300
30 Pcs diamond coated burrs glass drill bit set rotary 3 mm shank GRIT 120
DB300
Quantity:
Specifications:
Heads Shapes: Sphere, cylinder, bullet, or needle sharp
Total length: 45mm (1 3/4"inch)
Shank diameter : 3mm
They will fit your hand drill, drill press with a 3mm collector
Grit : 120 (medium)