... : Forging 3,Materail: Carbon steel,Alloy steel G-Hook with whistle cutting:Zhejiang huajin hardware riggnig co.,ltd is ... a manufacturer of rigging product with about 25 years in this line.Our company ... example,Turnbuckles,buckle,shackle,connecting links,eyebolt,eyenut,flail,hook,etc.You can send the drawing or sample, ... you for your support and cooperation. G-Hook with whistle cutting