Features QUICK AND EFFICIENT: Tapered bit tips and wide slots allow for quick and clean drilling of guide holes and ensure a tight fit with screws Stable and won't fall off: Wood countersink drill bit can increase chip flow. The drill is stuck in place and never comes away from the handle WOODWORKING TOOLS: Best adjustable wood countersunk drill bit set, perfect for woodworking. A countersunk tool set of countersunk drill bits for wood EXCELLENT MATERIAL: Countersink drill preferably made of carbide, quick opening; Hexagon socket screws for attaching the bit ANTI-RUST COATING: Wood countersink drill bit with spray paint coating, beautiful and more rustproof; Hex handle bevelled, easier to clamp Specification: Item type: countersink drill Material: Hard alloy Specification: 1/4 x 2.8 Package list: 1 x Drill 1 x Hex Key 1 x Screw 1 x Storage Container Package List 1 x Drill Bit 1 x Hex Wrench 1 x Screw 1 x Storage Container