Irwin 3043016 1-1/2" x 17" Speedbor Ship Auger Bit with WeldTec
• 1-1/2" Diameter
• 17" Overall Length
• 7/16" Quick Change Impact Shank
• 2X Nail Cutting Life compared to standard IRWIN ship augers
• Aggressive Screw Pitch and Wide Flutes
Speedbor Ship Auger Bits with WeldTec - SPEEDBOR with WeldTec Ship Auger bits are MADE STRONGER and LAST LONGER because a harder cutting edge is welded to the base material. 2X Nail Cutting Life compared to standard IRWIN ship augers. Patent Pending Welded Cutting Edge. Aggressive Screw Pitch. Wide Flutes. 7/16" Quick Change Impact Shank. Fully Forged Body on bits 3/4" diameter and larger.