Multi-stage drill bit Ø- 4, 5, 6, 7, 8, 9, 10, 11, 12 HSS Co5

Multi-stage drill bit Ø- 4, 5, 6, 7, 8, 9, 10, 11, 12 HSS Co5 (Z): 2(cd): R(⌀d2): 6.00Shank type: CylindricalMaterial type: HSS Co5Coating type: UncoatedMaterial classification level: P,K,N(dr): 4/5/6/7/8/9/10/11/12(xD): .