Description
4-Inch Long Hex Bit Set 20PCS (Metric & SAE) Impact Allen Wrench/Key Drill Bit. Improves work efficiency by 30% vs. short bits. 1/4" universal hex shank fits most power tools on the market. 【High-Torque Torsion Zone & S2 Steel: Durable & Break-Resistant】 Premium S2 alloy steel core with manganese phosphate rust-proof coating. 4-Inch Long Hex Bit Set 20PCS (Metric & SAE) Impact Allen Wrench/Key Drill Bit Brand Faqeegi Item Length 4 Inches Material S2 Alloy Steel, Manganese Phosphate Coating, Magnetic CNC-Machined Tips Finish Type Manganese Phosphate coating Number of Pieces 1 About this item 【20-Piece Metric & SAE Dual Size Set: One Kit Meets All Needs】 10 Metric (1.5–8mm) + 10 SAE (5/64–5/16") Bits — covers 99% of daily fastening tasks. Magnetic CNC-machined tips lock screws tight, preventing drops in tight spaces 【4" Extended Length for Tight Spaces: No Blind Spots】 4-inch long hex shank reaches deep into engine bays, wall studs, furniture crevices and under-sink cabinets—ideal for automotive assembly, home repairs, and industrial maintenance. Improves work efficiency by 30% vs. short bits 【High-Torque Torsion Zone & S2 Steel: Durable & Break-Resistant】 Premium S2 alloy steel core with manganese phosphate rust-proof coating. Impact-rated torsion zone absorbs high-torque peaks to avoid breakage—supports heavy-duty use with impact drivers, drills, and electric wrenches 【Versatile for Home & Industrial Scenarios: Cost-Effective】 Perfect for DIY home projects (furniture installation, cabinet repair), automotive maintenance (engine repair, wheel assembly), and workshop industrial tasks. 1/4" universal hex shank fits most power tools on the market 【Professional Gift for Handymen: Practical & Durable】 Sturdy packaging with clear size labeling—ideal gift for dads, husbands, DIY enthusiasts, and professional mechanics on Father’s Day, birthdays, Christmas, and anniversaries. A must-have tool set that won’t collect dust