【Aluminum + Carbon Steel Material】 This is an industrial chain wrench made of high quality aluminum and carbon steel with ergonomic handle with concave cutting teeth for high grip, compared to other chain tensioners, the production process is more complicated and the quality is better. The material is durable and can be used for a long time. 【Non-slip & Comfortable Handle】 ： Our chain wrench handle is comfortable, and the equipment inside the handle has a non-slip ability, which allows you to remove the oil filter easily and for a long time without fatigue or discomfort in your hands. 【Strong Locking Force】 ： The length of the chain can be adjusted according to the size of the filter, which is flexible and durable. The oil filter can be locked tightly and does not slip off. Make your job easier. 【Comfortable Touch】: The surface is painted to prevent the chain wrench from being corroded from the external environment and to prevent rust and friction resistance. It makes it smoother to use without harming the skin. More efficient. 【Tools Suitable for Various Shapes】Very suitable for most oil filters, pipe fittings or various shapes (for example: square, hexagon, octagon, etc.) Suitable for car maintenance, mechanical disassembly, mechanical installation, bearing replacement parts, etc., Weight: 0.440924524 Pounds, Manufacturer: QUCUMER