DRILLING TECHNIQUE & CONTROLS Precision Drilling: Hold the drill rigidly and apply steady, even downward pressure during the initial plunge to ensure clean, consistent tapered holes for screws. The specialized cutting profile effortlessly removes material without wandering.Professional Woodworking Countersink Drill Bit 3-Pack — Standard Flute EditionUpgrade your workshop with the ultimate high-performance multi-sized woodworking tool set designed to drill, countersink, and counterbore 3/8 inch plug holes in one single efficient step. This comprehensive 3-piece bundle includes your most vital woodworking sizes: #4 (7/64"), #6 (9/64"), and #8 (11/64") countersinks. Engineered for maximum efficiency, each adjustable wood countersink drill bit features a premium tapered pilot bit made from HSS M2 High-Speed Steel (Grade 6542). This top-grade steel delivers superior toughness, exceptional wear resistance, and long-lasting cutting edge retention. The sharp pointed tip and wide traditional standard flute geometry ensure fast, clean chip clearance, preventing clogging and creating a perfectly tight fit for standard wood screws in both hardwoods and softwoods.Premium Tungsten Carbide Tipped Cutting PerformanceBuilt to outperform standard steel cutters, these tools feature an adjustable four-cutter counterbore chamfer angle of 82 degrees crafted from premium #45 carbon steel with professional-grade Tungsten Carbide Tipped (TCT) cutting edges. This advanced combination cuts fast and delivers super sharp, exceptionally durable countersinking applications that hold their edge over extended use. For quick, seamless swapping between projects, each unit is equipped with a standard 1/4 inch power groove quick-change hex shank. To ensure authenticity and easy tool management, the official FTG USA brand logo is laser printed directly onto each countersink shank, allowing you to easily differentiate this premium brand tool from others in your toolbox.Simple, Secure Pilot Hole Depth AdjustmentAchieve the exact pilot hole depth required for your specific woodworking project with a simple, highly secure tuning layout. The counterbore feature attaches directly to the flats on the shank using two secure hex screws for a maximum stability layout that keeps the drill bit perfectly locked under high spin speeds, preventing slipping during heavy-duty drilling tasks. Depth Adjustment: Using the included 1/8 inch Allen wrench hex key, simply loosen the set screws, adjust the position of the standard flute tapered drill bit to your desired pilot hole depth, and tighten it back down firmly for a controlled, clean finish.Comprehensive Pack Specifications: Countersink #4: Bit Diameter 7/64" (2.8mm) | Counterbore & Plug Size 3/8" Countersink #6: Bit Diameter 9/64" (3.6mm) | Counterbore & Plug Size 3/8" Countersink #8: Bit Diameter 11/64" (4.4mm) | Counterbore & Plug Size 3/8"Local Quality Control & Premium PerformanceThis premium woodworking tool set is proudly designed, configured, inspected and packaged in Bloomfield, New Jersey by Fair Trade Group USA LLC from components manufactured in China to FTG USA specs.. Designed to deliver smooth counterbore 3/8 inch plug sizing across three essential sizes, this standard flute pack is the ultimate addition to any professional carpenter, hobbyist, or cabinetmaker tool set.
