pora, 13.5mm

shank ø10x30mm, pituus: 160mm, for drilling larger diameters on all commonly-used drilling machines, clampin chuck up to 13mm, point angle 118°, helix angle 20-30°, drilling syvyys 5 x ø, tolerance H8
HSS-G
DIN338N, ground high speed teräs, sopii teräs ˂1100N/mm², also for Ruostumaton teräs, cast iron, aluminium, brass, bronze and plastics, split point, for particularly tough and hard materials and for deep-hole drills, good centring, little pressure vaaditaan, chip spreading improves chip removal, perfect grinding only possible by machine.
ø13.5mm