PROMAT Twist drill DIN 338 type W nominal diameter 12.5 mm HSS profile ground cylinder shank spiral length 101 mm

HSS
– DIN 338
– Type W
– Point angle 130°
– Profile-ground
– With straight shank
– Right-hand cutting
– For soft and long-chip processing materials such as aluminium alloys (long-chip processing zinc, silumin, refinery copper, electron, zamak, plastics (soft lead and wood Industrial quality Further technical information:
– Quality: Profile-ground
– Feed in Al wrought alloy: 0,31mm/rev