Irwin Power Pile Auger Bits - Adapter Shanks |
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 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. |
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Product Detail |
12" Overall Length 8" Twist (413T) Taper Square Shank with Adapter Section
Ordering Information
· 9/16” 46509
· 11/16” 46509
· 13/16” 46513
NOTE: To order bits with Taper Square removed, add suffix TSR to Stock No. Example - 46509TSR
18" Overall Length, 12" Twist (415T) Taper Square Shank with Adapter Section
Ordering Information
· 3/8” 46606
· 11/16” 46611
· 13/16” 46613
· 15/16” 46615
NOTE: To order bits with Taper Square removed, add suffix TSR to Stock No. Example 46608TSR
24" Overall Length, 18" Twist (416T) Taper Square Shank with Adapter Section
Ordering information
· 11/16” 46711 |
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