2Pcs 21Mm Metric Combination Wrench 45# Steel 12-Point Box Open End Spanner

The combination wrench is made of 45# steel, with high hardness, wear resistance, toughness, high torque, and strong impact resistance. The surface has a black electrophoretic coating, which is wear-resistant and scratch resistant, with excellent oil and rust resistance, effectively preventing oxidation and corrosion, ensuring durability. Multi-purpose wrench combines an open end and a 12-point box end. The open end is suitable for narrow working environments and supports multi-angle operation. The chamfered design of the jaws makes it compatible with corroded and worn bolts. The 12-point box end offers larger contact area with nuts for more uniform torque transmission, effectively protecting bolt corners from damage. Versatile wrenches are widely used in DIY projects, car repairs, home appliance repairs, pipeline repairs, mechanical repairs, etc. This tool has diverse functions, is reliable, and suitable for various manual repair and assembly scenarios. It is a must-have for beginners and professionals. Choose the appropriate wrench according to the size of the bolts you need to tighten or loosen. Sizes that are too large or too small will cause inconvenience in work and even damage the tool and bolt.