Min. Order Reference FOB Price
2 Pieces US$1.00 / Piece
Product Description
Description 1 American standard thread UN UNC UNF UNEF UNS 2 American gauge for trapezoidal thread 29° ACME STUB ACME 3 Metric gauge for ladder thread 30° Tr 4 American gauge for serrated thread 7° 45° BUTT 5 English American pipe thread gauge 55° R G/60° ...