A chain wrench ( or the similar belt wrench) is for tightening or loosening things with a round or cylindrical body, pipes, filters etc.
Line wrench
A box wrench has a closed end and is used to tighten or loosen nuts or bolts.
A spanner wrench is often used in the plumbing industry. They are mostly used to unscrew faucets, old pipes that haven't been touched in several years.
This wrench is specifically used to put scaffolding together. One end is pointed so it will fit easily into some parts to be used as a lever.
A torque wrench tightens with a precise amount of force.
Chain wrenches are used to turn smooth sided surfaces such a pipes, large cylinders etc. A more modern variation is a 'belt wrench' which has a thick rubber belt instead of chain.
A long handle with a chain attached is used on larger pipe. The chain is rapped around the pipe and attached to the handel. You can turn the pipe with this leverage.
A long handle with a chain attached is used on larger pipe. The chain is rapped around the pipe and attached to the handel. You can turn the pipe with this leverage.
An impact wrench is commonly used in cases like this. You can also use a chain wrench in conjunction with a socket & breaker bar.
Chain wrenches are commonly sold in industrial equipment or auto parts stores.
A wrench is a tool used to turn a bolt or nut.
A monkey wrench is used much the same as an adjustable wrench. The original tool kit that came with a Model T or Model A Ford included a monkey wrench.
with a wrench or socket
A torque wrench should not be used on any hitch type.
Use a strap wrench or chain wrench on the pulley to hold it secure.
Line wrench
A pipe wrench, or an adjustable wrench, is used for any job which requires being able to adjust the wrench after inserting it into a tight or confined space, such as when attaching pieces of pipe together near a wall.