2.Standard: DIN933,ASME B 18.2.1
3.Size: 1/4”-3”
4.Samples time: 5 days
5.Grade: SAE J429 Gr.2, 5,8;DIN933 CLASS 10.9
6.Material: Alloy Steel
7.Hardness: c32-c39
8.Head Mark: JM,10.9
9.Finish: Zinc Plated
10Thread type: UNC 、UNF
11.MOQ: 500kgs
12.Brand Name: JM
13.Certificate: ISO 9001:2008
14.Features: hex tap bolt
15.Port: Shanghai,Ningbo and other China port









