Draper 51071 28 Blade 4 - 62 tpi UNF and UNC Screwpitch Gauge Set Folding leaves, individually stamped with accurately formed thread profiles. American National Thread UNC - UNF, in the range 4 - 62TPI. Sold loose.
Specifications
Gender
Unisex
Overview
Draper 51071 28 Blade 4 - 62 tpi UNF and UNC Screwpitch Gauge Set Folding leaves, individually stamped with accurately formed thread profiles. American National Thread UNC - UNF, in the range 4 - 62TPI. Sold loose.
