Mine Use Big Dom Nut Square Neck Black 45# Carbon Steel Testing Mushroom Head Mining Nut by Rod Bar M22 M25 Spherical Nut Finish：Plain, black oxide , Zinc Elect
| Material | Carbon steel、Stainless steel Grade: |
|---|---|
| Surface Treatment | Plain, black oxide , Zinc Electroplating,Hot Dip Galvanizing,Copper plating,Nickel plating,Zinc impregnation,ETC. Material: |
| Standard / Certification | GB, DIN, ISO, ANSI/ASTM, BS, JIS,ETC. Non-standards: |
Mine Use Big Dom Nut Square Neck Black 45# Carbon Steel Testing Mushroom Head Mining Nut by Rod Bar M22 M25 Spherical Nut Finish：Plain, black oxide , Zinc Electroplating,Hot Dip Galvanizing,Copper plating,Nickel plating,Zinc impregnation,ETC. Material：Carbon steel、Stainless steel Grade：4，8, 10, 12 Standard ：GB, DIN, ISO, ANSI/ASTM, BS, JIS,ETC. Non-standards：OEM is available, according to drawing or samples. Samples：Samples are free. Package：Wooden boxes, pallet, cartons, plastic bags, nylon bags.
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