Countersink set DIN335 C 90degree nominal dm6.3-20.5mm HSS Nano-coated 3-surface

HSS · nano-coated · DIN 335 C · 3 blades · countersink angle 90 ° · shank with 3 clamping surfaces from nominal Ø 8.3mm· right-hand cutting · variable rear grinding · for the processing of steel, stainless and heat-resistant steels, aluminium, brass and plastics

Advantages:
· significantly less feeding force required
· up to 60% higher service lives
· up to 30% faster lowering
· extremely quiet running
· optimised countersink
· very high resistance to wear and heat hardness
through especially developed chip space parameters, variably running rear grinding and special nano-coating

in an impact-resistant plastic case ·
Further technical information Content: 6-piece · Ø: 6.3 / 8.3 / 10.4 / 12.4 / 16.5 / 20.5mm