Burghiu spiral Format 10891250, 9110891250

Drilling bush drill with Morse taper shank Design: Profile grinding, right cutting, with precision ground point. Good centring characteristics due to point thinning according to DIN 1412, form A. Angle of rake, core thickness and core gradient normal. Application: Suitable for drilling using drill bushes (important for sloping and uneven surfaces) as well as for drilling deep holes up to 10 x D. Especially suitable for alloyed and unalloyed steel, cast steel, grey cast iron, malleable cast iron, ductile iron, sintered iron, nickel silver and graphite.