
Tooljoy Useful Tool Kit Double Heads Philips Slotted Screwdriver Bit. High-Grade S2 Steel Material: Manufactured with heavy-duty S2 steel for maximum durability and high torque resistance. Dual-Head Design: Combination Phillips and Slotted heads for versatile use in various screw types. Universal 1/4 Inch Hex Shank: Fits most powered corded or cordless drill drivers with unique power groove to reduce slipping. Impact-Grade Durability: Corrosion-resistant design specifically built for impact drill drivers and heavy-duty environments. Precision-Machined Tip: Ensures ideal fit in screw head recesses to minimize stripped screws. Customizable Surface Finish: Options include Sandblasted, Black Oxide, Chrome, Nickel, Titanium Gold, and more. Logo Etching Service: Custom logo application available via laser engraving for branding needs. Hardness 58-62HRC: Optimized hardness range ensures strength and longevity under extreme stress.