NWKk Ø6.7x70/31 HSS Co5 drill bit, DIN 1897

NWKk Ø6.7x70/31 HSS Co5 drill bit, DIN 1897 (∠): 130°(Z): 2(cd): R(xD): 3xD(IC): No(⌀d1): 6.70(⌀d2): 6.70(L1): 31.00Shank type: cylindricalMaterial type: HSS Co5Coating type: uncoatedMaterial classification level: P,M,K,N,S.