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Home » basin-tap-wrenches » What are the parts of an adjustable basin tap wrench?

What are the parts of an adjustable basin tap wrench?

Chris Chris
4th August 2021

What are the parts of an adjustable basin tap wrench?
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Adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings.

Jaws
Adjustable basin tap wrench jaws, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings. The two jaws form an assembly in which the jaws are joined with a pivot pin. One of the jaws is fixed relative to the shaft and the other is curved and spring-loaded relative to the fixed jaw.

This assembly allows the adjustable jaws to be opened and closed and also flipped over, this means the tool can be used to either tighten or loosen.
Spring-loaded jaw, adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings.

Spring-loaded jaw

Because the curved jaw is spring-loaded, it is forced downwards and will automatically grip on a nut or fastener whichever position it is in and whatever size the nut is.

The greater the leverage on the handle, the greater the grip on the jaws.
Adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings.

Fixed jaw

The fixed jaw is attached to the shaft with a pivot pin which allows the jaw assembly to rotate about its axis perpendicular to the shaft.

This rotation permits the jaws to be flipped over the end of the shaft depending on whether you are tightening or loosening a nut.
Adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings.

Jaw teeth

Both of the jaws on an adjustable basin wrench are toothed. These teeth help to grip the nut or fitting you wish to turn. The jaw will only grip (and tighten onto the nut) in one direction. Flip the head (or jaw) over to reverse the action of the tool.
Adjustable basin wrench rotate into the jaw, how to use a, wonkee donkee tools DIY guide Whether you are tightening or loosening, you should always rotate your tool so that you are rotating into the jaw.

This will mean that the teeth will grip the nut and the jaws will work effectively.

Adjustable basin tap wrench shaft
Adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings. The shaft is a metal rod that connects to the lower jaw via a pivot pin. The Tommy-bar (often called a “T-bar”) handle fits through a hole at the other end of the shaft.

Tommy-bar handle
Adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings. The T-bar handle passes through a hole in the shaft.

It is rotated by the user to either tighten or loosen a nut or fitting.
Adjustable basin tap wrench, so that it can moved to conform to cramped working spaces or to elongate it so that you can apply greater leverage when turning. The T-bar handle can be moved to the right or left to conform to cramped working spaces or so that you can apply greater leverage when turning. The ends of the Tommy-bar handle are usually shaped or capped to prevent it from being removed from the shaft.

Pivot pins
Adjustable basin tap wrench, Adjustable Basin Wrench 25mm - 50mm These basin wrenches have adjustable spring action jaws that maintain an automatic grip on pipe fittings. The forged steel jaws turn 180 degrees for greater flexibility. Essential Tool for use on compression fittings, copper or polythene, on basins and baths. To fit sizes 20 to 50mm pipe fittings. The pivot pin attaches the fixed jaw to the shaft and allows it to pivot on its axis. This allows you to flip it over and reverse the action.

The curved, spring-loaded jaw is attached to the fixed jaw and can open and close via the pivot point.

Interchangeable jaws
341J Adjustable 2 Jaw Basin Wrench - DIY Monument Adjustable Fitted 2 Jaw Wrench (DIY) is an adjustable basin wrench for use in tightening or loosening nuts in awkward positions, particularly those underneath basins or baths. The teeth on the jaws will grip uneven shapes as well as pipes, hexagons, squares etc. The swivelling head allows access where fixed spanners will not operate. Round cross section steel handle with removable tommy bar. Size: 15 and 22mm (1/2 and 3/4 in). Technical Specs Size: 15 and 22mm (1/2 and 3/4 in).
Adjustable basin tap wrenches with interchangeable jaws have the same parts as a standard model but has additional jaws.

The standard small jaws can be used on nuts and fittings measuring between 6mm-25mm (1/4 – 1 inch).
spare jaw 341J Adjustable 2 Jaw Basin Wrench - DIY Monument Adjustable Fitted 2 Jaw Wrench (DIY) is an adjustable basin wrench for use in tightening or loosening nuts in awkward positions, particularly those underneath basins or baths. The teeth on the jaws will grip uneven shapes as well as pipes, hexagons, squares etc. The swivelling head allows access where fixed spanners will not operate. Round cross section steel handle with removable tommy bar. Size: 15 and 22mm (1/2 and 3/4 in). Technical Specs Size: 15 and 22mm (1/2 and 3/4 in).

Medium jaw

The medium-sized jaw can be used on nuts and fittings measuring between 15mm-38mm (5/8 – 1.5 inch).
Spare jaw large Spare Jaws 350L, 351O & 352R Spare jaws to fit all Monument adjustable wrenches. Monument 352R. Size: Large 50mm (2 in). Technical Specs Size: Large 50mm (2 in).

Large jaw

The large jaw can be used on nuts and fittings measuring between 25mm-50mm (1 – 2 inch)

These jaws can usually be purchased seperately.

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