Mr. Pen- Stainless Steel Nuts and Bolts Assortment Kit, 408 pcs, M5 M6 M8 Hex Head Metric Bolts and Nuts Assortment, Flat & Lock Washers with Clear Storage Box, Hardware Kit is up for auction in Industrial & Scientific. The current bid is $4.50, 74% below the $16.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.