4LIFETIMELINES Brake Line Fitting Size Gauge

About this item Easily check thread sizes for the most common thread sizes found in automotive braking systems Check thread sizes for: 1/8″ NPTF, 1/4″ NPTF, 3/8″ x 24, 7/16″ x 20, 7/16″ x 24, 1/2″ x 20, 9/16″ x 18, 9/16″ x 20, 5/8″ x 16 Each size has a male and female end checker Thread sizes are clearly and permanently stamped innto each gauge Assembled onto a plastic coated wire loop for hanging in convenient locations throughout the shop or garage