Irwin Speedbor 6 In. Quick Change Auger Bit
Speedbor MAX is the fastest Speedbor. Tri-flute design for faster chip ejection. There are 3 cutting edges for added durability and the full screw tip allows the bit to self feed for easier pull-through. 1/4' quick change hex shank prevents slipping in drill chucks and bit extensions. Fits all standard quick change chucks and adapters.
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