About This

• [100-Piece Drill & Driver Bit Set with Storage Case] COMOWARE's professional kit contains 26 HSS titanium bits (metal/plastic), 13 masonry twist drill bits (concrete/brick), 13 brad points (wood), 48 screwdriver bits (1"/2" Phillips/Slotted). Numbered slots prevent tool mix-ups.
• [Cr-V Steel & HSS Titanium Durability] Heat-treated chrome vanadium bits withstand 3X more torque than basic sets. Titanium coating reduces 40% friction on stainless steel - lasts 5X longer than carbon steel bits.
• [Universal 1/4" Hex Shank Compatibility] Works with all drills/drivers (0-2,500 RPM). Includes T10-T40 security Torx, PH1-PH3 Phillips, SL4-SL8 flatheads for automotive repair & drywall installation.
• [Jobsite-Ready Storage System] Comes in a durable, portable storage case with molded placeholders to keep all your items organized and in place.
• [Rust-Resistant Performance & Pro Support] COMOWARE HSS step bits feature anti-corrosion coating for sustained durability. Expert-recommended for HVAC ducts (26ga steel), pressure-treated lumber screws, and masonry anchor prep. Contact us via Amazon Messages for drilling guidance – responses prioritized.

Overview

• Material : Chrome Vanadium Steel, High Speed Steel (HSS)
• Cutting Diameter : 0.25 Inches
• Finish Type : Titanium
• Shank Type : hex
• Cutting Angle String : 135 Degrees