Editorial Reviews:
Amazon.com Product Description
The Irwin Speedbor 5/8-by-6-Inch Max Spade Bit is a fast speedbor spade bit that features a Tri-Flute design with a fast chip ejection. The Speedbor MAX has cutting spurs with three cutting edges for added durabilty, as well as a full screw tip allows the bit to self feed. The grooved hex shank prevents slipping in drill chuck or bit extension, while the bit itself fits all standard 1/4-inch quick change chucks.
Product Description
5/8" x 6", Speedbor Max Drill Bit, Standard Length Speedbor Max Spade Bits, 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, Fits All Standard 1/4" Quick Change Chucks.
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