STAINLESS STEEL - The 1293 INOX screwdriver set is manufactured with stainless steel, preventing corrosion and rust. ERGONOMIC - The bi-material ergnomic handle provides a comfort grip for prolonged use. 8-PIECE SET - Sizes included: Slotted 2.5mm, 3mm, 4mm, 5.5mm, 6.5mm and 3 Phillips head screwdrivers PH0, PH1, PH2.