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. Wide Flutes. 7/16in. Quick Change Impact Shank. Fully Forged Body on bits 3/4in. diameter and larger.