Irwin Speedbor 6-Piece Spade Bit Set Corded Drills design provides ultimate cutting depth

design provides ultimate cutting depth to bore deeper holes in one pass

Durable micrograin titanium carbide tipped teeth are impact-resistant to hold their edge longer

Fibered Aluminum Roof Coating

Wide-Body blade (50mm) and Reversible Flush-Cut blade provide fast

Irwin Speedbor 6-Piece Spade Bit Set Corded Drills design provides ultimate cutting depthBlue Groove point and cutting edge for faster chip removal. Double cutting spurs scribe the outside of the hole reducing breakout. 10% larger shank for added durability. Grooved hex shank prevents slipping in drill chuck or bit extension. Bit identification is simple with easy to read size markings. Standard length. Includes sizes: 3 8', 1 2', 5 8', 3 4', 7 8', and 1'.