Helical drill bits with 5% cobalt (AISI M35), fully ground design, extra-long series, 130° split point sharpening, standard helix angle of 27°, recommended drilling depth up to 10 times the...
Helical drill bits with 5% cobalt (AISI M35), fully ground design, extra-long series, 130° split point sharpening, standard helix angle of 27°, recommended drilling depth up to 10 times the...