This classic 4 Pc. screwdriver set is perfect for all of your needs. Phillip blade tip is designed to ensure tighter tolerance and fit and the serrated, slotted tips provides excellent fastener holding. SVCM steel blades are heat-treated for maximum strength and durability and coated with a chrome finish to ensure a corrosion resistant tool. The chemical-resistant acetate handle provides comfort along with grip which allows for the proper levels of torque for your needs.