[Combination Tool Kit]3 adapter screwdriver socket kit with steel balls, the size is 1/2 inch, 3/8 inch, 1/4 inch and 105 angle screwdriver [Material]The Drill Adapter Kit is made of high quality chrome vanadium steel, with high hardness, not easy to break, nickel-plated surface, rust and corrosion resistance, and can be used for a long time. [Socket Adapter]One end is a 1/4 hex handle, and the other end is actually magnetically connected to a drill bit, such as an electric / pneumatic screwdriver or a manual screwdriver .1/2 socket adapter,1/4 socket adapter,3/8 socket adapter is used to quickly change the 1/4" chuck of the system or put it back directly into the drill chuck in. [ Angle drill bit]105 angle head, can rotate 360 degrees, expand the power of the cordless screwdriver-100V/lb, 400rpm torque, this universal socket tool is very suitable for easy drilling, l low-speed / screw drive, such as cordless electric drill, manual ratchet screwdriver, etc., especially suitable for use in small operating environments. [Applicable items]The screwdriver kit right angle are easy to use, convenient and quick, very suitable for DIY enthusiasts, home maintenance and basic equipment repair. Features: The product has high hardness, is not easy to break, wear-resistant, non-slip, oxidation-resistant and durable. The screwdriver head is magnetic, which can accurately fix the connecting rod and is convenient to use. Sleeve connecting rod is suitable for converting universal joint group, impact adapter and reducer group, drive impact socket extension rod group, etc. Suitable for narrow spaces that cannot be reached by hand. Appropriate and easy-to-use tools can save you a lot of time, and there is no need to worry about the 'increased workload due to tool damage during use. 1/4 inch, 1/2 inch, 3/8 inch of the sleeve connecting rod indicates the diagonal length of the square 1/4 = 6.35mm 1/2 = 12.6mm 3/8 = 9.4mm Specifications: Material: Chrome vanadium steel Color: as shown Size13.46 x 11.18 x 3.05cm (L x W x H) Product includes: 1pc x Right Angle Drill Bit, 3pcs x Socket Adapter lucky meet