Countersink Drill Bit Set, 15PCS Adjustable Tapered HSS Drill Bit Set for Woodworking, with Nitrided Surface, Wood Plug Cutters 1/4" Hex Shank Quick Change, for Wood Drilling with Storage Box

Key features

• Comprehensive 15-Piece Woodworking Solution: Engineered for complete project versatility, TEWORDA 15pc countersink drill bit set includes tapered drill bits: 2pcs #4 (7/64"), 2pcs #6 (9/64"), #8 (11/64"), #10 (3/16"), #12 (7/32"), wood plug cutters (3/8", 1/2"), 2pcs depth stop rings(3/8" and 1/2"), 2pcs Phillips screwdriver bits(PH1/PH2), 1pc extension shaft, and 1pc Allen key—all organized for immediate use
• Industrial Grade Nitride-Treated HSS: Crafted with premium high-speed steel with nitrided surface, our bits resist heat buildup and maintain razor-sharp edges 40% longer than standard HSS. The polished flutes eject wood chips rapidly, preventing clogging and extending tool life
• Precision Depth & Alignment System: Achieve surgical accuracy with adjustable stop collars that lock pilot hole depths. The 82° countersink angle and tapered guides ensure screws sit perfectly flush without tear-out, with professional results every time
• Efficient Wood Plug Cutters: This set includes 2 high-carbon steel wood plug cutters with a precise design for minimal deviation. The sharp, mirror-polished cutting edges reduce wood tearing and splintering, ensuring clean and accurate plugs
• Effortless Multi-Material Performance: Glide through hardwoods, softwoods, plywood, and MDF with optimized cutting geometry. Sharpened plug cutters create clean, snug-fitting caps while reducing splintering—maximizing efficiency in drilling, countersinking, and plugging
• Universal Drill Compatibility: Seamlessly adapts to hand drills, drill presses, and power drivers. Ideal for cabinetry, furniture, and DIY projects. Tip: For flawless plugs, use cutters with bench drills

Free shipping included. 30-day hassle-free returns.