Long Series Twist Drill Bit 2.5 x 95mm HSS Ground
Total length - 95mm
Flute length - 62mm
Point cut - helical point
Point angle - 188deg
Helix angle - 20-30deg
For steel and cast steel alloyed and unalloyed up to approx 900Nmmm strength, grey cast, malleable cast iron, die cast metal, iron sinter, nickel-silver, graphite cast iron, short-chipping aluminium alloys, bronze & brass