DIN934 Zinc Plated Grade 4 Hex Nut material: carbon steel , finsih with yzp .zp,black... grade in 4 DIN934 Zinc Plated Grade 4 Hex Nutstandard: din934/UNCmaterial: carbon steel , grade in 4size: m5-m48Thread: Mm, unc, unf, and bswFinish: plain, zinc plated, black,Packing: carton, box, bag, pallet DIN934 Zinc Plated Grade 4 Hex Nut