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System of Measurement System of Measurement |
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Maximum Drilling Depth Maximum Drilling Depth | Show |
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Maximum Drilling Depth Maximum Drilling Depth | Hide |
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Flute Direction Flute Direction |
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Left Hand |
Material Material |
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Point Style Point Style |
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Standard |
Individual/Set Individual/Set |
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Overall Length Overall Length |
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For Use On For Use On |
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Bit Style Bit Style |
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![]() | Spiral Flute |
DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Shank Size Shank Size |
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Specifications Met Specifications Met |
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Point Angle Point Angle |
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Shank Type Shank Type |
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![]() | Round |
Finish Finish |
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Length Class Length Class |
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![]() | Jobbers' Length |
Decimal Size Equivalent Decimal Size Equivalent |
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Drill Bit Decimal Size Equivalents
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About Drill Bits
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High-Speed Steel Left-Hand Drill Bits

Uncoated
Also known as reverse-flute bits, the flutes spiral in the opposite direction of other bits. Use in counterclockwise drilling applications such as removing broken screws. These bits are jobbers' length and have the rigidity and length required for most applications.
For technical drawings and 3-D models, click on a part number.
Shank | ||||||||||
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Size | Decimal Size Equivalent | Overall Lg. | Max. Drilling Dp. | Type | Size | Point Style | For Use On | Specifications Met | Each | |
Metric | ||||||||||
Uncoated High-Speed Steel | ||||||||||
1.7 mm | 0.0669" | 43mm | 6.8mm | Round | 1.7mm | Standard | Steel, Iron, Stainless Steel | DIN 338 | 000000000 | 000000 |