Model no.: 3/8", 1/2", 5/8", 3/4", 1", 1/4", 1 1/2", 1 3/4" Type: round head Connection: common bolt Standard: gb, bsw, jis Trademark: bywell Specification: 1 3/4", 2", 2 1/2", 3", 3 1/2", 4", 4 1/2", 5", 6" Hs code: 731700000 Material: high strength steel Groove: triangle Head style: round Grade: 12.9 Transport package: 15kg-25kg loose or 25bgs/carton, paper or wooden Origin: china
