7/16" HSS TRI QUAD DRILL

General-purpose drill, to drill steels with tensile strength up to 1.000 N/mm2, cast steel, grey cast iron, malleable cast iron, nickel brass and graphite.
The additional split detail permits better positioning and reduced feed force and torque.

Nominal Diameter7/16"
Overall Length142mm
Flute Length73mm
MaterialHSS
FinishP1 / P2 Steam & Bronze

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