REKCKRUL 4" | 101.6mm Industrial Triple Flute Tungsten Carbide Forstner Drill Bits with Hex Shank - Premium Wood Hole Saw Kit for Woodworking, Hardwood, Plywood, Plastic, CNC & Handheld Drills

REKCKRUL 4" | 101.6mm Industrial Triple Flute Tungsten Carbide Forstner Drill Bits with Hex Shank - Premium Wood Hole Saw Kit for Woodworking, Hardwood, Plywood, Plastic, CNC & Handheld Drills

• Hex Shank Anti-Slip Grip: Reinforced hex shank prevents bit rotation in drill chucks, ensuring maximum stability and safety during high-torque operations on hardwoods and dense materials
• Premium Carbide Tipped Blades: Tungsten carbide-tipped cutters with heat-treated steel bodies resist rust, maintain razor sharpness 10X longer than carbon steel bits, and drill through oak, MDF, plastic & fiberglass effortlessly
• Professional Woodworking Kit: 4 Inch Drilling diameter, Drilling depth: 2-3/8 Inch(60mm) for hinge mortising, cabinet knobs, and deep pocket holes. Compared to traditional two-edged wood blades, they offer over 10X the service life
• Zero-Tear Flat Bottom Holes: Dual spurs + center point design eliminates splintering and wandering, delivering CNC-precision holes up to 2-3/8" deep with smooth walls—no sanding needed
• Pro-Grade Versatility & Safety: Compatible with impact drills, CNC routers, and bench drill presses. Critical for Handheld Drills: When using bits >1-3/8", always pair with: High-power drill+Fixed-base vise to prevent kickback