Irwin® 49906 I-100 Full Length Auger Bit, 3/8 in Dia, 7-1/2 in OAL, 4-1/2 in L Spiral Flute, 7/32 in Shank
Design provides extra rigidity while boring, wide lands keep bit straight as it bores. Flutes are ground behind the lands to funnel chips to bit inside for cleaner/faster cut. Single spur cutting edges scribes hole, bits have 4-1/2-in twist and 7-1/2-in overall length. Full length heated treated bit.
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BrandIrwin®
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UPC024721100078
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Manufacturer Part Number49906
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CountryUSA|Canada
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FinishBright
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MaterialHSS
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Flute Length4-1/2 in
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Flute TypeSpiral
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TypeFull Length
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SeriesI-100
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Shank Size7/32 in
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Cutting DirectionRight Hand
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Cutting Edge MaterialHSS
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Shank TypeHex/Straight
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Diameter3/8 in
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Drill StyleAuger
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Overall Length7-1/2 in
- Design provides extra rigidity while boring
- Wide lands keep bit straight as it bores
- Flutes are ground behind the lands to funnel
- Chips to bit inside for cleaner/faster cut
- Single spur cutting edges scribes hole
- Full length heated treated bit
| Competitor Name | Competitor Part Number |
|---|---|
| Fastenal | 0237631 |
| Fastenal | 0237631 |
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UNSPSC27111509
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Catalog
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Irwin® 49906 I-100 Full Length Auger Bit, 3/8 in Dia, 7-1/2 in OAL, 4-1/2 in L Spiral Flute, 7/32 in Shank
Design provides extra rigidity while boring, wide lands keep bit straight as it bores. Flutes are ground behind the lands to funnel chips to bit inside for cleaner/faster cut. Single spur cutting edges scribes hole, bits have 4-1/2-in twist and 7-1/2-in overall length. Full length heated treated bit.
Irwin® 49910 I-100 Full Length Auger Bit, 5/8 in Dia, 7-1/2 in OAL, 4-1/2 in L Spiral Flute, 5/16 in Shank
Made with a strengthened twist for bend resistance, the 5/8 in. Solid Center Auger with Cutting Spur excels in demanding applications. The single cutting spur scribes the outside of the hole for faster drilling with clean holes and a smooth finish. Created for soft and hard wood, get increased durability and smoother, straight drilling with the solid-center design.
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Irwin® 49904 I-100 Full Length Auger Bit, 1/4 in Dia, 7-1/2 in OAL, 4-1/2 in L Spiral Flute, 7/32 in Shank
Power through soft and hard wood with the 1/4 in. Solid Center Auger with Cutting Spur designed with a coarse screw-point for faster drilling. The solid-center design increases overall durability and allows for smooth, straight drilling. Full-length, heat-treating strengthens the twist, guarding against bending in demanding applications. And the single cutting spur scribes the outside of the hole for overall faster drilling, clean holes, and a smooth finish.

