drill bit, 12mm ø12mm HSS-R

shank ø10x30mm, length: 151mm, for drilling larger diameters on all commonly-used drilling machines, clampin chuck up to 13mm, point angle 118°, helix angle 20-30°, drilling depth 5 x ø, tolerance H8. DIN338N, rolled high speed steel, suitable for steel ˂900N/mm² and cast iron also for brass and bronze, helical point normal ground, powerful main cut, resistant to impact and lateral forces, simple manual grinding possible, broad cutting edge requires considerable pressure
HSS-R
ø12mm