Clip Gate Valve

gate valve
A valve with a sliding part that controls the extent of the aperture
(GATE VALVES) have a wheel type handle. Several turns of the handle are required to turn off a gate valve. Gate valves are most commonly used on main line pipes with high water pressure or high water flow.
A valve that lets you completely stop, but not modulate, the flow within a pipe.
A gate valve, also known as a sluice valve, is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid.

clip
Trim or remove the hair or wool of (an animal)
nip: sever or remove by pinching or snipping; "nip off the flowers"
Cut short or trim (hair, wool, nails, or vegetation) with shears or scissors
cartridge holder: a metal frame or container holding cartridges; can be inserted into an automatic gun
Cut off a thing or part of a thing with shears or scissors
time: an instance or single occasion for some event; "this time he succeeded"; "he called four times"; "he could do ten at a clip"