Metric wrenches are made of chrome vanadium steel (CR-V), which is hard, tough, wear-resistant, not easy to wear and deformed, and can be used for a long time. The black surface is painted to help prevent rust and corrosion, thereby extending the service life of the tool.The 12-point box-end wrench features an oversized striking point design, ensuring easy and precise striking, making it easy to operate fasteners in tight spaces. The tail is designed with a hanging hole for easy hanging and is not easily lost. The handle is ergonomically designed, comfortable to hold, and suitable for long-term use.The slogging flat single ring spanner can be used with a sledgehammer to tighten large bolts and nuts.
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