plumbing tools 
The purpose of plumbing is to install, maintain and repair a dwelling’s pipes and sanitary fixtures.
Rubber funnel-shaped instrument, attached to the end of a handle, for unblocking toilets, sinks and other drains.
valve seat wrench
Elbow-shaped key, usually having one square end and the other octagonal, used mainly for removing faucet seats.
Metal semirigid auger whose end is usually fitted with a hook or corkscrew; it is used for unblocking pipes.