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1/2" X #1-JT A-4001 DRILL ARBOR - JAC7349>
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1/2" X #1-JT A-4001 DRILL ARBOR - JAC7349>
Irwin® Speedbor® 88805 2000 Standard Length Spade Bit, 5/16 in Dia, 6 in OAL, 5 in L Flute Flat Flute, 1/4 in Shank
No matter what wood-boring project you face, IRWIN makes a drill bit to do the job better. Whether the job requires quick, clean holes or precise finish work, there's an IRWIN bit for it. Our mark of quality is stamped on the shank of our full range of bits for every application and every need.
Irwin® 43612 62T Full Length Hand Brace Auger Bit, 3/4 in Dia, 8-1/2 in OAL, 4-1/2 in L Spiral Flute
Irwin® 43612 62T Full Length Hand Brace Auger Bit, 3/4 in Dia, 8-1/2 in OAL, 4-1/2 in L Spiral Flute
Irwin® 49914 I-100 Full Length Auger Bit, 7/8 in Dia, 7-1/2 in OAL, 4-1/2 in L Spiral Flute, 5/16 in Shank
This IRWIN Power Drill I-100 Auger Drill Bit has a solid-center design to provide added rigidity while boring. The wide lands on these drill bits keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the auger bit and away from the outside diameter, producing a faster, cleaner cut. Each step drill bit has a single-spur cutting edge that scribes the circumference of the hole for a smoother finish. These IRWIN drill bits have a full-length heat treatment to guard against bending in heavy-duty applications.
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.
