Feature: * Ratchet wrench works with any 1/4 hex handle screwdrivers. * Perfect for tight spaces, only needs a small swing arc to operate, and the driving direction can be easily changed with a thumb switch. * Ergonomic handle, more comfortable and efficient. * Package 2# includes 10pcs 25mm long hex screwdriver bits. Specifications: Product Name: Ratchet Screwdriver Material: Plastic Color: Red, Black Length: (Approx.) 100mm / 3.93 Inch Screwdriver Bit Size: SL4.0, SL5.0, SL6.0, PH0, PH1, PH2, PH3, T15, T20, T25 Screwdriver length: 25mm Suitable for: working in narrow space Quantity: set 1pcs or 11pcs Package includes:Package 1#: 1 ratchet wrench screwdriver Package 2#: 1ratchet screwdriver, 10screwdrivers Note:1. Transition: 1cm = 10mm = 0.39 inch.2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.3. Please allow slight manual measurement deviation for the data.