Easy to maintain and set consistent gap for Fitters and Welders while stopping internal misalignment. Made from Stainless Steel. Made in Texas STEP MEASUREMENTS : 1/4, 3/16, 5/32, 1/8, 3/32, 1/16
METRIC MEASUREMENTS: 1.6MM, 2.4MM, 3.2MM, 4.0MM, 4.8MM, 6.4MM
