TOLESA Countersink Drill Bit Set, 18 PCS Tapered Counter Sink for Wood with 2PC Plug Cutters, Magnetic Extension Holder, Screwdriver Bits, 1/4" Hex Shank Storage Box

【Complete 18-Piece Set】TOLESA countersink drill bit set includes 5 tapered countersink drill bits: #4, #6, #8, #10, #12; 1 replacement #4; 2 wood plug cutters: 3/8", 1/2"; 2 depth stop rings: 3/8", 1/2"; 5 screwdriver bits; 1 hex key; 1 magnetic extension; 1 socket adapter, all in a durable storage case. 【Premium HSS Construction】M2 high-speed steel with nitrided surface for superior toughness, wear resistance, and rust protection. Perfect for softwood and hardwood (avoid frequent use on hardwood for tapered bits). 【4-Flute Tapered Head】Precision 4-flute chamfered edges drill, countersink (82°), and counterbore in one step. Cuts smoothly and quickly, leaving clean holes and perfect screw fit. 【Adjustable Depth Control】Depth stop rings allow precise countersink depth for consistent results. Ideal for cabinetry, furniture, and general woodworking projects. 【Versatile & Easy to Use】1/4" hex shank fits electric drills, hand drills, and bench drills. Magnetic extension and socket adapter add extra reach and compatibility. Compact storage case keeps everything organized and portable.