Drill bit | for metal | Ø: 3.7mm | L: 112mm | high speed steel
Drill bit | for metal | Ø: 3.9mm | L: 55mm | Working part len: 22mm
Drill bit | for metal | Ø: 4mm | L: 119mm | HSS | Working part len: 78mm
Drill bit | for metal | Ø: 4.5mm | high speed steel cobalt HSS-Co



