Irwin Speedbor MAX 3-Piece Auger Bit Set

Speedbor Max is the fastest Speedbor Ever . 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. Set includes 5/8", 3/4", and 1" Speedbor Max.

• Fits all standard 1/4-Inch quick change chucks
• Wood drill bit set features bits with a tri-flute design for faster chip ejection
• Cutting spurs have 3 cutting edges for added durability
• Full screw tip allows bit to self feed
• Grooved hex shank prevents slipping in drill chuck or bit extension