Impact Hex Head Bit Set, Allen Wrench Drill Bit Set 20pcs (Metric&SAE), Allen Socket Sets, 1/4 Hex-Shank S2 Steel Hex Bits Set with 2.3" Extension Bit Holder, CNC Machined Tips with Magnetism

Perfect for Home DIY-Father's Day Gift 20PC Hex Bits Set10PC SAE-5/64,3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16,10PC Metric-1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 5mm, 6mm, 7mm, 8mm, 1/4 quick release change adapter, 2 long - More handy in narrow&long spaces. S2 Tool SteelMeet international standards: tempered at 350-800 deg F to obtain hardness of Rockwell C 58-62, stands up to abuse. Strong Magnetic HeadHelps you pick up screws easily / locate them more easily and the magnetism will not decay after many uses. Hospitalized black surface - ensures no rust in high humidity environments. Torsionzone to absorb torque peaks to avoid breakage.For impact driver and heavy screw driving. CNC machined tipsand undergo a special treatment process.This ensures long-lasting durability and precision, even under heavy use. Widelyused in home repair, automotive, other screwdriver applications and consumer electronics repair. Examples include 3D printers, bed frames, motorcycles and cars, RC trucks, bicycles, etc.