double thread , h,d.g hanger bolts

hanger bolt
1.Finish : z.p . h.d.g . p.l
2. Material : stainless steel and carton steel

hanger bolt
1.Finish : zinc plated , h.d.g . p.l

2. Material  : stainless steel and carton steel grade 4.8 ,.grade 8.8

3. Package : bulk : pcs/ctn , pcs/pallet , small box : pcs/box  pcs/ctn , pcs/palet ,drum and etc...

4.Character .:by the head and the screw (with the external thread of the cylinder) a class of two-part fasteners, nuts with the need and for fastening with a hole connecting the two parts 

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