Hexagon nuts UNI 5587 Zinc plated steel M12: 2000 pcs. M16: 500 pcs. M18: 100 pcs. M6: 5000 pcs. M8: 4000 pcs. Hexagon head screws UNI 5739 Stainless steel A2 10X20: 1 box with 500 pcs. 16X50: 1 box with 500 pcs. Tapping screws UNI 5931 Stainless steel A2 6X60: 100 pcs. 8X16: 200 pcs. 8X25: 200 pcs. 8X40: 200 pcs. Threaded rods Stainless steel A2 M14 10 pcs. Threaded rods Zinc plated steel M10 1 bundle Threaded rods Zinc plated steel M8 100 pcs. Flat washers Zinc plated steel 8X24: 4000 pcs. 8X32: 4000 pcs. 4X16: 2500 pcs. 5X20: 4000 pcs. 8X24: 3000 pcs. Flat washers Stainless steel 6X18 1 box with 500 pcs.