IRWIN POWER PILE AUGER BITS - ADAPTER SHANKS

Irwin Power Pile Auger Bits - Adapter Shanks

Single twist type with single spur, cutter and side lip. Hollow center twist design for fast, continuous flow of chips. Medium-fast screw pitch. For boring creosoted poles and construction timbers and construction timbers and multiple timber applications. Heat-treated full length. Guaranteed consistent Rockwell hardness. Bores smooth clean holes for installing bolts and pins. 7/16" Hex shank fits all adjustable 1/2", 3-jaw chucks and No. 43907 bit extension. 5" shank has 1-3/4" 1/2" round and 1-3/4" of 7/16" hex. Cut off hex section and use 1/2" round shank if job requires. Adapter Shank Sizes · Sizes 11/1 6" and larger have 5/16" hex shanks. · Adapter Shank fits both hand braces or power drills. Taper square shank fits hand braces. · Cut off taper square and use in both power drills and hand braces.

Ordering Information

Part NumberDescription
465099/16”, 12" Overall Length 8" Twist (413T) Taper Square Shank with Adapter Section
4651111/16”, 12" Overall Length 8" Twist (413T) Taper Square Shank with Adapter Section
4651313/16”, 12" Overall Length 8" Twist (413T) Taper Square Shank with Adapter Section
466063/8”, 18" Overall Length, 12" Twist (415T) Taper Square Shank with Adapter Section
4661111/16”, 18" Overall Length, 12" Twist (415T) Taper Square Shank with Adapter Section
4661313/16”, 18" Overall Length, 12" Twist (415T) Taper Square Shank with Adapter Section
4661515/16”, 18" Overall Length, 12" Twist (415T) Taper Square Shank with Adapter Section
4671111/16”, 24" Overall Length, 18" Twist (416T) Taper Square Shank with Adapter Section