VDE screwdriver bit set, 18-piece VDE screwdriver interchangeable blade set, 18-piece, screwdriver handle in two-component design, with interchangeable blade, interchangeable blades fully insulated with a burnished tip, with a snap-on rotating cap for working on electronics. Phase tester 110 - 250 V, supplied in a practical nylon pouch with a hanging loop and belt loop, the screwdriver handle and interchangeable blades are insulated to 1000 V AC in accordance with IEC 60900 and GS-approved. Contents of the package (1 of each): Interchangeable blades for slotted screws 2.5 x 0.4 x 100 mm, 3.5 x 0.6 x 100 mm, 4.0 x 0.8 x 100 mm, 5.5 x 1.0 x 100 mm, interchangeable blades for Phillips screws PH 1 - PH 2 x 100 mm, PZ1 - PZ2 x 100 mm, replacement blades for TX screws T10 - T15 - T20 x 100 mm. Interchangeable blade with internal triangular shank 8x100 mm, interchangeable blades with internal square shank 6-8x100 mm, interchangeable blades with double-edged blade 5x100 mm, rotating cap for interchangeable blade, phase tester 110-250 V, in a practical nylon pouch with hanging loop and belt loop