Thread Enlargers

Having trouble connecting to international components or machinery? Is your thread off by one size?

Our Thread Enlargers will quickly, easily and economically solve your problem. Whether you need to increase Metric, NPT, or PG thread size - we've got you covered!

We carry both standard industrial grade and heavy duty explosion proof enlargers. Available materials include Black Nylon, Nickel Plated Brass and 316 Stainless Steel.

Our high quality Thread Enlargers are used everyday in the Industrial, Commercial, Chemical, Petrochemical, Power, Oil & Gas, Mining, Military, Maritime, and Professional Sound & Light industries among many others.

Please click on one of the following Thread Types for more information!

Metric
Male sizes range from M12 to M50 and Female sizes from M16 to M63.

NPT
Male sizes range from 3/8" to 1" and Female sizes from 1/2" to 1-1/4".

PG
Male sizes range from PG 7 to PG 42 and Female sizes from PG 9 to PG 48.