M6 x 20 mm Stainless Steel (A4) Countersunk Allen Socket Cap Screw DIN7991
Double Ended Screw Bolt Nut Screw Black Phillips Pan Head Sems Screw Lead Screw Male and Female Screw Hexagon Heaad Screw Stainless Steel Screw - China Screw and Stainless Steel Screw
Hex Socket Stainless Steel M4 Male and Female Screw Binding Post Chicago Screw - China Hardware and Screws
M8 Allen Socket Flat Head Stainless Steel Male and Female Chicago Screw Connecting Furniture Screw - China Hardware and Screws
M6x18mm Hex Socket Threaded Insert Nuts Bronze Tone 30pcs for Wood Furniture 709874718423 | eBay
How to use threaded screw inserts in Hard wood - YouTube