Irwin Speedbor 6 In. Quick Change Auger Bit Self-Feed Wood Bit wheel size: 4" arbor: 5/8"

wheel size: 4" arbor: 5/8" grit: 36 spec: za36 max rpm: 13

9/16" x 18

tempered steel with a flat claw for easy wedging and minimal wood damage

Speedbor MAX is the fastest Speedbor

shorter cutting lips reduce torque when drilling in high tensile strength materials

Irwin Speedbor 6 In. Quick Change Auger Bit Self-Feed Wood Bit wheel size: 4" arbor: 5/8"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.