Pratt-Read 88086B Slotted and Phillips Screwdriver Set, 10-Piece 100% Made in USA Ergonomic and accurately sized 6 flute handle design for comfort and maximum turning power Alloy steel blades heat treated for superior strength and durability and are highly polished and nickel-chrome plated for corrosion resistance All tips are manufactured to tight tolerances for sure and accurate fit Rugged, impact and chemical resistant cellulose acetate handle