Bordo NPT Bottoming Chrome Alloy Hand Tap - 4252 Diameter (inch):1/2 For use on aluminium

For use on aluminium

● Spiral point

For long-lasting protection of your welding equipment from metal spatter

Engineered for accurate

Bordo NPT Bottoming Chrome Alloy Hand Tap - 4252 Diameter (inch):1/2 For use on aluminiumChrome Alloy NPT Bottoming Hand Tap ANSI ASME standard B1. 20. 1 covers threads of 60 form with flat crests and roots However a clearance remains between the crests and roots of the threads, resulting in a leakage around this spiral Used as thread chasers to clean an existing thread. The taper on NPT threads allows them to form a seal when torqued as the flanks of the threads compress against each other. Chrome alloy taps are not suitable for creating