Hardened and tempered Chrome Vanadium steel shafts. Magnetized tips with a phosphate finish for resistance to corrosion. Impact resistant handle with a contoured, comfortable grip and twist release mechanism. Interchangeable blades lock securely within the handle. Insulated and VDE approved for use up to 1000V AC and 1500V DC. Supplied in storage case. One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Hardened and tempered Chrome Vanadium steel shafts. Magnetized tips with a phosphate finish for resistance to corrosion. Impact resistant handle with a contoured, comfortable grip and switch release mechanism. Interchangeable blades lock securely within the handle. Contents: Slotted; 3 x 100, 4 x 100, 5.5 x 100mm, Phillips; #1 x 80, #2 x 100mm, Driver Handle, Triangle Key, Square Key Insulated and VDE approved for use up to 1000V AC and 1500V DC. Supplied in storage case. Lifetime guarantee*.