About This 【UNMATCHED ANTI-SLIP GRIP】 Industrial-grade diamond grit coating increases friction on stainless steel screws, preventing cam-out and slippage even on worn or smooth screw heads. Perfect for high-torque fastening tasks. 【STRONG MAGNETIC HOLD】 Magnetic PH2 tips securely lock screws in place for faster, one-handed operation. Saves time and reduces frustration when working on vertical or hard-to-reach areas. 【HRC65 ULTRA-HARDENED S2 STEEL】 Engineered from premium S2 alloy and heat-treated to HRC65, these bits resist wear, twisting, and breakage for extended tool life under heavy-duty use. 【FOUR LENGTH OPTIONS】 Set includes 10 screwdriver bits: 25mm (2), 65mm (4), 100mm (2), and 150mm (2). Designed for flexibility in tight spaces, extended reach, or standard tasks across woodworking, construction, automotive, and home projects. 【2025 PATENTED DESIGN】 ColumPRO’s next-gen diamond grit technology is purpose-built for stainless steel screws. A must-have for professionals, contractors, mechanics, and serious DIYers seeking superior grip and precision. Overview Brand : ColumPRO Number of Items : 10 Head Style : Phillips Material : Alloy Steel Recommended Uses For Product : Auto Repair, Construction, Furniture Assembly, Home Improvement