5/16 HSS Screw Machine Drill R40C
Brand: Precision Twist Drill, Fractional: 5/16", Decimal: 0.3125", Flute Length: 1-5/8", OAL: 2-13/16", Point Angle: 135, Series: R40C, Material: High Speed Steel, Finish: Black Oxide
Item #: PTD 040820
Precision R40C Screw Machine Drills (NAS 907 Type C)
Fractional Sizes - Heavy-Duty
Low thrust design self centering Split Point for easier penetration. Steam Oxide surface treatment for increased wear resistance and lubricity.
Fractional Sizes - Heavy-Duty
- 135° Split Point on sizes 1/16" and greater
Low thrust design self centering Split Point for easier penetration. Steam Oxide surface treatment for increased wear resistance and lubricity.
Item Specifications
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Precision Twist Drill
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5999444
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0.3125"
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1-5/8"
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5/16"
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High Speed Steel
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2-13/16"
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135
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R40C
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0.3125"
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Black Oxide
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Screw Machine