M3 M4 M5 M6 Nut and Bolt Set Machine Screws & Nuts & Washers Assortment Kit 304
There are a variety of models for you to choose from, M2 M3 M4 M5 M6 M8. Length of respectively 8mm 10mm 12mm 16mm 20mm 25mm 30mm 40mm. 【DETAILS】M3 M4 M5 M6 screw bolts nuts,spring washer and washers 520pcs.