Universal ratcheting screwdriver with acetate handle and magnetic tip (US Patented Design: 6047802). Set comes with 100 pieces of most commonly used security bits for everyday uses. The built-in magnetic tip base from the screwdriver will snap the bit right in, holds the bit securely while in action. It is a 1/4" universal screwdriver handle. Patented ratcheting screwdriver with three settings - Forward, Reverse and Fixed driver. The handle of the screwdriver is specially made from acetate material, will not get oil stains, easy to clean and it has a good grip. Set comes with the bit listed - (1) Magnetic Bit Holder (1) Socket Bit Holder (1) 1/4" Sq x 1/4" Hex - 1" Extension (1) 1/4" Sq x 1/4" Hex 2" Extension (1) Wing Nut Driver (8) Philips: #0, #1, #2, #3 (8) Pozi: #0, #1, #2, #3 (4) Spanner: 4, 6, 8, 10 (4) Tri-Wing: #1, #2, #3, #4 (3) Torque: 6, 8, 10 (4) Square Recess: #0, #1, #2, #3 (3) Spline: M5, M6, M8 (3) Clutch: #1, #2, #3 (9) Slotted: 3, 4, 4.5, 5, 5.5, 6, 6.5, 7, 8mm (9) Torx: T8, T10, T15, T20, T25, T30, T35, T40 (9) Tamperproof Torx: T8, T10, T15, T20, T25, 30, T35, T40 (9) Metric Hex: 1.5, 2, 2.5, 3, 4, 5, 5.5, 6, 8mm (10) SAE Hex: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4" (6) Tamperproof Metric Hex: 2, 2.5, 3, 4, 5, 6mm (6) Tamperproof SAE Hex: 5/64, 3/32, 7/64, 1/8, 9/64, 5/32"