PATIKIL M6x12mm Hollow External Hexagon Screw, 2 Set Cylindrical Lamp Threading Socket Screws Through Hole Bolt with Nut 304 Stainless Steel: Amazon.com: Industrial & Scientific
Amazon.com: 3625 Piece Metric Bolt Bin Kit Grade 8.8 Nut Bolt Washer Assortment, Hex Head Cap Screws, Flat and Lock Washers 40 Hole Bin : Industrial & Scientific
Ideal Vacuum | Bolt Kit for Connecting Two ISO-F DN 63 Hole Through Unthreaded Flanges Together, Includes 4 Stainless Steel M8 x 1.25 x 40 mm Long Bolts, 8 Washers, and 4 Nuts