General description This Mophorn Torque Screwdriver is designed for electricians and DIY enthusiasts, featuring a scale for precise torque settings. It offers a torque range of 10 - 70 in/lbs with 1 in-lbs increments, making it suitable for various screw sizes. The tool is lightweight and durable, constructed from aluminum alloy and alloy steel, and comes with a comprehensive set of bits and a portable case for convenience. Technical specifications Torque Range: 10 - 70 in-lbs / 1.13 - 7.91 N.m Torque Increment: 1 in-lbs Bit Size: 1/4" Item Model Number: RTD-10-70 Type: Scale Net Weight: 1.65 lbs / 0.75 kg Product Size: φ 1.63" x 7.56" / φ 41.5 x 192 mm Compatibility and accessories Includes 12 screwdriver heads: 3 Phillips (#0, #1, #2), 3 Flathead (3/16, 1/4, 3/8), 3 Hex (5/64, 3/32, 5/32), and 3 Torx (T10, T15, T21). Comes with 1x portable tool box, 1x extension bar, and 1x T-handle. Installation To set the desired torque, simply rotate the adjustment wheel and press down in two