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29 Pcs Jobber Drill Set - 1/16" - 1/4" in 1/64" increments.
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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.
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Industrial quality. Ground flute, blue finish. Supplied in indexing metal cases.
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Point angle: 118 & 135, helix angle: normal, web thickness: standard, relief angle: 10-20, tolerance of diameter: h8, tolerance of shank: f11.
- Manufactured from High Speed Steel to DIN338
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Set contains: 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64" and 1/2".
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Case Type Metal
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Flute Construction Ground Flute
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Finish/Coating Black Oxide
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Drill Size Included 1/16in to 1/2in x 1/64in
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System of Measurement Inch
