ANSI Class 2 Surveyor's vest | Polyester tricot and polyester mesh | Zipper closure | This item is 36540 THREADER, 31A NPT^This product is used for two-piece-threading-dies^This product manufacture by United States | This item is 36540 THREADER, 31A NPT^This product is used for two-piece-threading-dies^This product manufacture by United States