C-K-Fast 4-Wood-Drill-Bit-Set-Of-4-CK-Tools-T2943S4-p-4-blades-offering-faster-waste-removal-&-100-more-cutting-blade-than-a-flat-or-auger-bit-Cutting-edges-ground-with-spur-blades-for-clean-hole-profile-&-breakout-Screw-point-allows-accurate-positioning-&-pulls-the-bit-through-with-less-effort-Class-leading-cutting-speeds-Hex-drive-shaft-p-CK-Tools-T2943S4-Fast 4-Wood-Drill-Bit-Set-of-4