Amazon.com: Hammer Head Fastener Nut, Aluminum Nut Carbon Steel T Slot Nuts Nickel Plating for European Standard Aluminum Extrusion Profiles(European Standard 30 Type-M5) : Industrial & Scientific
5pcs M6 x 1 x 20mm Long Rod Coupling Hex Nut Connector Zinc Plated: Amazon.com: Industrial & Scientific
Amazon.com: Acogedor 20pcs M6/8/10 Carbon Steel Allen Head Socket Hex Grub Screw Set Assortment Kit Insert Nuts Threaded for Wood Furniture (M6*15mm) : Industrial & Scientific
TRUSCO TBW13-0006 Square Welding Nuts, M6, with Pilot, Steel, Pack of 25: Amazon.com: Tools & Home Improvement
500pcs) DIN 6926 M6 Self-Locking Hexagon Flange Nuts with Serration A2 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP692626: Amazon.com: Industrial & Scientific