Main features: 1. Palm Ratchet Wrench: This reversible thumb ratchet wrench is the best thing since the birth of the thumb! This drive ratchet kit comes in 3 sizes: 1/4 inch, 3/8 inch, and 1/2 inch, which can be used in various scenarios to meet your daily work needs. This would be very good if we don't have enough space to actually rotate the entire ratchet. 2. High quality materials: Our finger ratchet kit has strength and durability. Specially designed for chrome vanadium steel and chrome plated surfaces, it can extend the lifespan of your tools. 3. The GREAT FUCTION finger wheel ratchet is designed for narrow spaces where standard ratchet cannot be installed. So we can put this thumb roller here. It will be much easier to use. Each tool in this ratchet kit comes with a directional thumb bar with a non slip roller grip for better performance. 4. Flexible reverse gear: The forward/reverse lever makes it easier to tighten and loosen nuts. 5. Wide application: This small ratchet kit is very suitable for home maintenance and all car repairs, such as clocks, drive wheels, etc..., Specifications: Material: Steel Name: Ratchet socket wrench Type: 1/4 inch 3/8 inch 1/2 inch Size: 1/4 inch drive 38.5*30*6mm(1.52*1.18*0.24in) 3/8-inch drive 38.5*32*9mm(1.52*1.26*0.35in) 1/2 inch drive 38.5*39*12.5mm(1.52*1.54*0.49in) Gear transmission: 1/4 transmission with 43 teeth, 3/8 and 1/2 transmission with 45 teeth Color: Silver and Black Package includes: 1PC ratchet socket wrench Note: Due to manual measurement, please allow for slight measurement deviations. Due to differences in display and lighting effects, the actual color of the item may be slightly different from the color shown in the picture.