SHR0250234A - 4.30mm HSS S/S BRIGHT JOBBER DRILL
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HSS Straight Shank Jobber Drills - Bright Finish - Metric
Series J100 - Metric
General purpose drills for steels, cast steel, grey cast iron, malleable cast iron, nickel brass, aluminium alloy and graphite. Point angle: 118°, helix angle: normal, web thickness: standard, relief angle: 10°-20°, tolerance of diameter: h8, tolerance of shank: f11. Manufactured to BS 328/DIN338RN.
Bright Finish
Drills with a bright finish are supplied in the as-ground condition and such tools are used generally in the machining of non-ferrous materials.
