FAMOUS TOLEDO 301064 UNIVERSAL THREAD GAUGE SET – 4pce METRIC SAE UNF UNC & BSP
Toledo Part No. 301164. USS (Small): Thread size - 1/4” – 3/8”, thread pitch - 16–44 TPI. USS (Large): Thread size - 1/16”–1/2”,10–18mm, thread pitch - 10–28 TPI,1.00, 1.25, 1.50 (mm),14, 18, 27 (TPI).