Poranterä 5.80x 91x139 mm PIKK HSSCo DIN340RN PN2915 STIMZET

High-efficient drills with the higher thermal stress resistance are recommended for difficult deep-hole drilling of parts made of hard-to-machine materials, alloyed steel and cast steel, especially for drilling of cold- or hot-work tool steel, rolls for rolling mills, heat-treatable or carburizing steel, stainless steel.

Range: Ø0,90÷14,0mm

λ=25°÷30° ε=128°