Durable 56PCS in 1DIY Portable Precision Holder Bits Tools S2 Tool Steel Screwdriver Set

• Type：Screwdriver Bit Set
• Material：Chrome Vanadium Steel
• Screw Head Type：Phillips
• Structure：Straight Type
• Brand：Tooljoy
• Size：Mini

=== Base Info ===

• Use Place：Product Repair
• Adjusted：Unadjustable
• Folded：Unfolded
• Handle Color：Pure
• Application Age：Adult
• Transport Package：Plastic Box
• Specification：4mm
• Trademark：TOOLJOY
• Origin：China
• HS Code：8205400000
• Production Capacity：50000PCS,Day

=== Description ===
Descriptionscrewdriver bit SetMaterial  CRV  nickle plated ,color cycle; NEW MATERIAL PLASTIC BOX ,NO TOXIC, ENVIRONMENTIAL PROTECTION ,NO CERTIFICATEHardness58-62HRC Magnetic  YesGW/NW 14/13 KG Logo etching Surface treatment  Chrome, nickel, bronze/copper, black, sandblasting etcPackage  Plastic box packing or customized Surface Finish  Brown/Bronze (Sandblasting ,Mirror/Plating Finished, Titanium Gold, Phosphated black,Gun(black) color, Pearl nickel,Matt are available)Features  * TOOLJOY drive bits are manufactured with heavy duty, high grade S2 steel, which will withstand extremely high torque output and provide maximum durability. * Each bit features a precision-machined tip for ideal fit in screw head recesses, resulting in less stripped screws. * Universal 1/4"hex shank with unique power groove is designed to work with most powered corded or cordless drill driver, and reduces slipping in standard drill chucks. * Impact-grade corrosion-resistant drive bit is designed for impact drill driver, and keeps corrosion and provide durability against heavy duty environments.