【High Strength Material】The tap spanner set are made of high-quality hardened steel with a matte chrome finish. Comfortable to the touch, corrosion-resistant, not easy to rust, high strength, hard, durable and stable. 【Easy and Comfortable to Use】Tubular box spanner ergonomic handle design, comfortable hand feeling, compact, lightweight and portable.simply measure the size of the nut to see if it fits with our removal tool, and rotate the product against the nut when using it, and it won't take long to remove it successfully. 【Main Use】The box spanner is mainly used to tighten and loosen hard-to-reach screws and nuts, thereby solving the problem of fastening bathroom accessories on base cabinets. 【Widely Application】This tubular box wrench set is designed for touching in hard-to-reach place and suitable for automobile and bicycle repair industry, mechanical disassembly, faucet nuts, daily maintenance and others for professional & DIY use. 【Scope of Delivery】6 pieces dual-ended socket wrench, 3 of which are common sizes: 8 x 9 mm, 10 x 11 mm and 12 x 13 mm, equipped with 3 pcs tommy bar, suitable for the most common screw and nut sizes., Weight: 0.8377565956 pounds, Manufacturer: SRAMZ