Wood Drill Bits

Irwin® 43607 62T Full Length Hand Brace Auger Bit, 7/16 in Dia, 7-7/8 in OAL, 3-7/8 in L Spiral Flute

Irwin® 43608 62T Full Length Hand Brace Auger Bit, 1/2 in Dia, 8 in OAL, 4 in L Spiral Flute

Irwin® 43610ZR 62T Hand Brace Solid Center Auger Bit, 5/8 in Dia, 8-1/4 in OAL, 4-1/4 in L Spiral Flute

Irwin® 43611 62T Full Length Hand Brace Auger Bit, 11/16 in Dia, 8-3/8 in OAL, 4-3/8 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® 43613ZR 62T Hand Brace Solid Center Auger Bit, 13/16 in Dia, 8-5/8 in OAL, 4-5/8 in L Spiral Flute

Irwin® 43614 62T Full Length Hand Brace Auger Bit, 7/8 in Dia, 8-3/4 in OAL, 4-9/16 in L Spiral Flute

Irwin® 43615 62T Full Length Hand Brace Auger Bit, 15/16 in Dia, 8-7/8 in OAL, 4-11/16 in L Spiral Flute

Irwin® 43616 62T Full Length Hand Brace Auger Bit, 1 in Dia, 9 in OAL, 4-13/16 in L Spiral Flute

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.

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.

Take on soft and hard wood with the 7/16 in. Solid Center Auger with Cutting Spur designed with a coarse screw-point for faster drilling. Get increased durability and smooth, straight drilling with the solid-center design. It has a strengthened twist for bend resistance in demanding applications, while the single cutting spur scribes the outside of the hole for faster drilling, clean holes, and an overall smoother finish.

Full length heat treated bit with wide lands 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 bit and away from the outside diameter. Single spur cutting edge Scribes the circumference of the hole; coarse screw point provides fast boring in hard and soft woods. All bits have a 4-1/2" Twist length and a 7-1/2" Overall length.

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.

Engineered for soft and hard wood, the 3/4 in. Solid Center Auger with Cutting Spur adds versatility to your tool box. Full-length, heat-treating strengthens the twist for bend resistance on demanding materials, improving overall bit durability and life. The single cutting spur scribes the outside of the hole allowing for faster drilling with clean holes and a smooth finish. And a solid-center design helps with smooth, straight drilling and increased durability.

Built to guard against bending, the 13/16 in. Solid Center Auger with Cutting Spur is a full-length, heat-treated bit made for heavy-duty applications. The coarse screw point provides fast boring in soft and hard wood, while the single cutting spur scribes the circumference of the hole for an overall smooth finish. And the solid center design adds extra rigidity for smooth, straight drilling.

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® 49915 I-100 Full Length Auger Bit, 15/16 in Dia, 7-1/2 in OAL, 4-1/2 in L Spiral Flute, 5/16 in Shank

#I-100, 1" Solid Center Auger Bit, 4-1/2" Twist Length, 7-1/2" Overall Length, Provides Extra Rigidity While Boring, Wide Lands Keep The Bit Straight As It Bores Through The Hole, The Flutes Are Ground Behind The Lands To Funnel The Chips To The Inside Of The Bit & Away From The Outside Diameter, Producing A Faster Cleaner Cut, Single Spur Cutting Edge Scribes The Circumference Of The Hole For A Smoother Finis, Course Screw Point Provides Fast Boring In Hard & Soft Woods, Full Length Heat Treated Bit Guards Against Bending In Heavy Duty Applications & Strengthens The Twist Where The Greatest Strain Occurs, Pouched.

IRWIN marples wood drilling Forstner bits are constructed of tough carbon steel to stay sharp and produce precise pocket holes and flat-bottomed (Blind) holes. The ultra-sharp cutting teeth feature optimized angles to cut through hard and soft woods in significantly less time than traditional Forstner bits. With a reduced shank, they fit 3/8" and larger drills and drill presses. These wood drill bits are ideal for fine woodworking, cabinet-making and more.

Irwin® Speedbor® 3041019 MAX SPEED™ Standard Length Spade Bit, 1-1/8 in Dia, 6 in OAL, 2-7/8 in L Flute Tapered Flute, 1/4 in Shank

Irwin® Speedbor® 39106 P818R Wood Installer Bit With Coolant Hole, 3/8 in Dia, 18 in OAL, 4 in L, 0.37 in Shank

Irwin® Speedbor® 44801 Adjustable Drill Press Wood Bit, 5/8 to 1-3/4 in Dia, 5-1/2 in OAL, 9/32 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.