[78 PCS Ratchet Wrench Screwdriver Bit Set to Meet Heavy Duty & Precision Work] Including 1/4-inch hexagonal screwdriver, 1/4-inch double-sided hexagonal ratchet wrench, 70 commonly used screwdriver bits and sockets, as well as precision bit holder, magnetic holder, extension bar, 25mm adapter (placed next to the bit), precision bit adapter, tweezers. Everything you need for repair, assembly and maintenance at home, in the garage. Not only for heavy duty work but also for precision work. [High-Strength Chrome-Vanadium Steel] All screwdriver bits are made of heat-treated chrome-vanadium steel, which has excellent strength, wear resistance and long-lasting durability even in heavy-duty applications, can with stand greater torque. [Double-Layer Transparent Cover Storage Case& Compact Organized] The well-designed storage case features two neatly arranged layers. The ratchet wrench and screwdriver handle are on the upper layer, and the sockets and bits are on the lower layer. The transparent cover allows for quick identification. The ratchet screwdriver set is placed in categories and has corresponding positions to be stuck, making the case more organized. No need to worry about not finding what you need. [Multiple Connection Methods for Sockets and Bits & Wide Application] The high quality bits ensure a firm grip and smooth operation, reduce fastener wear and improve torque transmission. Multiple connection methods, more practical. Very suitable for car repair, electronic product repair, home maintenance, etc. The set comes with a variety of precision screwdriver bits. It's a great repair tool kit for computer, laptop, glasses, watches, cameras, bicycles and other small items, which is convenient and practical. [Exquisite Case Design & Quality Assurance] The ratchet screwdriver set case design with double doors is high-end and high-quality. The case switch adopts a rotating design, which is more clever and beautiful. It is the best choice for gifts for family and friends. If you have any questions during use, please contact us directly by email, and we will provide you with the best solution as soon as possible.
