Furniture Threaded Insert Nut Carbon Steel M8 Inter Thread 20mm 20pcs - Bronze Tone - M8x20mm-20pcs - Bed Bath & Beyond - 25440452
4mm x 20mm - 1.25 Pitch - 304 Stainless Steel Bolt - A2-70, Full Threa - AntiqueHardwareDepot.com
M7*20mm Structure A325m Hot Galvanized Full Threadcarbon Steel Heavy Nuts Washers Thread Glue Nylon Patch Hexagon Head Bolt - China Hex Head Bolt, M5 Structure Hex Head Bolt | Made-in-China.com