Wide range of applications: can be used for automobiles, tractors, oil filters, bonded gaskets, shower heads, fuel filters, jar openers, PVC fittings, bottles , faucets, water filters, sinks, faucets Large adjustable wrench up to 150mm / 6" diameter, small adjustable wrench up to 100mm / 4" diameter The small wrench is ideal for removing nuts, bolts, caps, etc. that you can’t take off. Durable, non-slip rubber strap. The flexible strap conforms to any shape and works easily in confined spaces Simple and easy to use giving you the right amount of power with the perfect amount of pressure Warm Tips: the small strap wrench is not suitable for oil filter removal and large items such as drain hoses and water filters.