IRWIN

Tough and durable constructionFor 3/8 in. and 1/2 in. drill chucksRemovable pilot drill for easy replacement

Precision-ground teeth for smooth, accurate cutsCorrosion-resistant coating helps prevent rusting

Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistanceStandard 118 degree point for use in wood, metal, and plastic3/8" reduced shank...

Bit is constructed of M-2 high speed steel for strength, heat resistance and wear resistanceFor general use in wood, metal, and plastic135-degree split point ensures a true start and eliminates bit...

Single cutter and side lip effortlessly bores holes in wood where nails may be encounteredCuts through nails without damaging the bitFull-length heat treatment guards against bending in heavy-duty...

For drilling large diameter holes in wood for pipe, conduit and other applicationsReplaceable coarse screw point drills quickly in dry, wet, and gummy woodAll bits have a 7/16 in. hex quick change...

Bit is constructed of M-2 high speed steel for strength, heat resistance and wear resistanceFor general use in wood, metal, and plastic135-degree split point ensures a true start and eliminates bit...

Laser cut bladeLaser cut anti-vibration ventsMetal cutting grade carbide teethAnti-Kickback tooth shoulder

Round shank is designed for use in power drills, drill presses, and boring machines with 1/2" or larger chuckFull-length heat treated bit guards against bending in heavy-duty applications and...

Comes with a heavy-duty caseTri-flute design for faster chip ejectionCutting spurs have three cutting edges for added durabilityFull screw tip allows bit to self feedGrooved hex shank prevents...

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

ABS frame provides strong, impact resistant bodyThree vials offer plumb, level and 45° readingsV-Groove edge for leveling pipe

Fits all spline rotary hammersPatented flute geometry removes dust from the hole quicker for fast drilling and long lifeShot-peened, double-tempered finish reduces breakageCopper braze material gives...

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistanceFor general use in wood, metal, and plastic135 degree split point ensures a true...

Shorter length provides increased strength and rigiditySelf-centering 135 degree split point starts immediately on flat or curved surfacesIdeal for industrial applications

Used where more precisely sized holes are requiredDrills exact hole size, ideal for tappingBit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear...

Variable depth gullets provide more efficient chip clearance4/6 variable pitch teeth for reduced noise and improved performanceElectron beam weld for strong and long-lasting teethBi-metal...

Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistanceStandard 118 degree point for use in wood, metal, and plastic3/8" reduced shank...

Fits all spline rotary hammersPatented flute geometry removes dust from the hole quicker for fast drilling and long lifeShot-peened, double-tempered finish reduces breakageCopper braze material gives...

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistanceFor general use in wood, metal, and plastic135 degree split point ensures a true...

Shorter length provides increased strength and rigiditySelf-centering 135 degree split point starts immediately on flat or curved surfacesIdeal for industrial applications

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

Carbon steel construction sleeve and body for durability and lifeLock-n-Load system for one-handed quick releasePatented jaw design holds bits securely on 6-flatted shanks, as well as ball detent...

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

Bit is constructed of M-2 high speed steel for strength, heat resistance and wear resistanceFor general use in wood, metal, and plastic135-degree split point ensures a true start and eliminates bit...

Welded bi-metal for sharp edge and flexible bodyStays sharper 3x longer than traditional carbon blades

Used where more precisely sized holes are requiredDrills exact hole size, ideal for tappingBit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear...

Used for common round, oval, and flat head fastenersDesigned for use in power drill chuck and chuck adapter

Solid center design provides extra rigidity while boringWide lands keep the bit straight as it bores through the holeThe flutes are ground behind the lands to funnel chips to the inside of the bit...

Used in high torque power toolsDesigned for use in power drill chuck and chuck adapter

Ideal for drilling in hard-to-reach areas and for running wires and cableBit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistanceFor...

Cuts composition materials, plastic, pipe, carbon steel and stainless steelUse with materials 1/8 in and thickerElectronic beam weld for stronger, longer lasting teethBimetal construction for faster...

Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metalsHeavy duty spiral flute design produces faster chip ejectionShorter cutting lips reduce torque for...

Solid center design provides extra rigidity while boringWide lands keep the bit straight as it bores through the holeThe flutes are ground behind the lands to funnel chips to the inside of the bit...

Continuous Edge increases level durability ensuring accuracy over time, protects center vial, and allows for continuous scribingPlumb Site offers dual-sided, undistorted viewing in the plumb position...

Revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bitsThree-flatted shank design provides better chuck grip and reduces slippageIdeal for use in...

Solid center design provides extra rigidity while boringWide lands keep the bit straight as it bores through the holeThe flutes are ground behind the lands to funnel chips to the inside of the bit...