15 Piece Countersink Drill Bit Set for Woodworking, Tapered Drill Bits with 2 Wood Plug Cutters and Depth Stop Rings, Quick-Change Wood Drill Bit Kit with Storage Box

Comprehensive Woodworking Set - This 15-piece countersink drill bit set includes everything you need for woodworking projects: 7 tapered drill bits (2×#4, 2×#6, #8, #10, #12), 2 wood plug cutters (3/8" & 1/2"), 2 depth stop collars, 2 Phillips bits (PH1 & PH2), 1 Allen key, and 1 extension bit shaft - all neatly packed in a portable storage box. Durable High-Speed Steel - Made from industrial-grade HSS with a nitrided surface, these bits offer excellent toughness and wear resistance, lasting up to twice as long as standard carbon steel bits. Precise Depth Adjustment - Equipped with adjustable depth stop collars, this countersink drill bit set allows for precise control of pilot hole depth, resulting in uniform and professional-grade countersinking every time. Smooth and Efficient Drilling - Sharp cutting edges and an 82° countersink angle deliver fast, clean holes in both hardwood and softwood. Tapered tips allow accurate pilot holes and a snug screw fit - all in one go. Wide Compatibility - Perfect for cabinetry, furniture building, and general DIY tasks. Compatible with hand drills, bench drills, and electric drills. For best plug-cutting results, use with a bench drill.