For all wood bits with 1/4" round shanks, three flats on shank. Follows 5/8" and larger bits through hole. Heavy-duty, double set screw type, adds 6" to 12" to regular bit lengths. Forged of finest quality tool steel. Allen wrench included.

Heavy duty shank for maximum durability; hex shank prevents slipping and fits all 1/4" quick change systems; used for bit storage and wire pulling.

Angle dimples scoop the wood to drill. Heat treated shaft resists bending under heavy loads.

Heavy duty shank for maximum durability; hex shank prevents slipping and fits all 1/4" quick change systems; used for bit storage and wire pulling.

Designed for professional users seeking speed, ease of use and hole quality. A full cone threaded tip pulls the bit through the material with less effort and vibration. Contoured paddle delivers faster chip removal; 1/4" hex shank with poser groove reduces slippage. 12" straight extension.

For all wood bits with 1/4" round shanks, three flats on shank. Follows 5/8" and larger bits through hole. Heavy-duty, double set screw type, adds 6" to 12" to regular bit lengths. Forged of finest quality tool steel. Allen wrench included.

Angle dimples scoop the wood to drill. Heat treated shaft resists bending under heavy loads.

Hardened shank for maximum durability; tool-less quick change; no hex key needed. Universal Quik-Lok.

Carbon steel construction sleeve and body. Jaw design holds bits securely on 6-flatted shanks, as well as ball detent bits and the 1/4" Quick Change range now holds insert bits; magnetic for holding. Lock-n-Load system for one handed quick release.

Used to extend your reach when drilling and driving. It features a quick change pull mechanism for fast bit change without additional tools. Any bit with a 1/4" hex shank with power groove can fit into the extension.

Carbon steel construction sleeve and body. Jaw design holds bits securely on 6-flatted shanks, as well as ball detent bits and the 1/4" Quick Change range now holds insert bits; magnetic for holding. Lock-n-Load system for one handed quick release.

Carbon steel construction sleeve and body. Jaw design holds bits securely on 6-flatted shanks, as well as ball detent bits and the 1/4" Quick Change range now holds insert bits; magnetic for holding. Lock-n-Load system for one handed quick release.

Hardened shank for maximum durability; tool-less quick change; no hex key needed. Universal Quik-Lok.

Used to extend your reach when drilling and driving. It features a quick change pull mechanism for fast bit change without additional tools. Any bit with a 1/4" hex shank with power groove can fit into the extension.

Hardened shank for maximum durability; tool-less quick change; no hex key needed. Universal Quik-Lok.

Extend your reach a full 12" when drilling with Milwaukee hole saw arbors. Secures with a hex key (included). The 3/8" hex fits 3-jawed chucks, 3/8" drill capacity and larger.

Irwin Drill Bit Extension, Series: Impact Performance, 3/4 in Diameter, 6 in Overall Length, Quick Change Shank, Oxide, Black, Suitable For Use With: 1/4 in Hex Shank Accessories

Irwin Drill Bit Extension, Series: Impact Performance, 3/4 in Diameter, 12 in Overall Length, Quick Change Shank, Oxide, Black, Suitable For Use With: 1/4 in Hex Shank Accessories

Extends reach 5-1/2" when drilling with Milwaukee Self-Feed Bits, Auger Bits and Hole Saws. Accepts all 7/16" hex, secures with a hex key (included). The 7/16" hex fits both 3 jawed chucks, 1/2" drill capacity and larger, as well as 7/16" Quick Change chucks.

Carbon steel construction sleeve and body for durability and life. Lock-n-Load system for one-handed quick release. Jaw design holds bits securely on 6-flatted shanks, as well as ball detent bits. The 7/16" Quick Change range now holds insert bits; magnetic for holding.

Hardened shank for maximum durability; tool-less quick change; no hex key needed. Universal Quik-Lok.

Hardened shank for maximum durability; tool-less quick change; no hex key needed. Universal Quik-Lok.

Hardened shank for maximum durability; tool-less quick change; no hex key needed. Universal Quik-Lok.

Designed for professional users seeking speed, ease of use and hole quality. A full cone threaded tip pulls the bit through the material with less effort and vibration. Contoured paddle delivers faster chip removal; 1/4" hex shank with poser groove reduces slippage. 12" straight extension.