PROMAT Centre drill bit DIN 333 shape A nominal diameter 3.15 mm HSS-Co right-hand cutting

HSS-Co
– DIN 333
– Shape A
– Right-hand cutting
– Countersink angle 60°
– For producing centring holes according to DIN 332 without protective chamfer
– For the processing of materials with a strength of more than 800 N/mm² as well as rust-, acid-, and heat-resistant CrNi steels Further technical information:
– Feed in steel up to 800 N: 0,03mm/rev
– Countersink angle: 60°