When tightening opposing thread styles (BSP and NPT) you will experience more interference sooner and you will not be able to tighten the fitting as far as like-threads

This allows you to lay the paint on gently and not blast it on

4-1/2" Maximum Jaw Opening

The Campbell Hausfeld 20-gallon

Quickly and easily attach to the side of the machine

Husky 515 – Dual Inlet Bulk Anti-Freeze and Windshield Solvent Transfer Packages hoist-type_hand-chain-hoist When tightening opposing thread stylesThe Husky 515 air operated double diaphragm pump features a stall free low pulsation air valve which provides a smooth and rapid changeover. The bolt through fluid cover design eliminates leaks and makes the Husky safer with higher reliability. Centre and end porting options. No mechanical seals to cause fluid leaks or failures Runs quietly at less than 85 dBa with easy to use remote muffler capability for even lower noise levels Easy to service air