The Groove 6X Speedbor is six times faster than regular wood drill bits. The blades are fully hardened, which boosts their durability and extends their lifespan. Thanks to their compact length, they're great for working in tight spots too. SIDE CUTTERS FOR WOOD - Cleaner hole with less tear-out SPUR TIP - Faster drilling with less effort TAPERED SCREW - Reduces friction. Tri-Flute design clears chips super effectively FULLY HARDENED - Makes it last longer 1/4" QUICK CHANGE HEX SHANK - Quick and secure hold