E-Z LOK Threaded Insert for Metal 12L14 Carbon Steel Thread Inserts M8-1.25 Internal Threads, 7/16-14 External Threads, Pack of 5: Amazon.com: Industrial & Scientific
10PCS Thread ADAPTERS M8 8MM Male to M6 6MM Female Threaded Reducers Stainless Steel Fastener Accessory: Amazon.com: Industrial & Scientific
E-Z LOK Threaded Insert for Metal 12L14 Carbon Steel Thread Inserts M8-1.25 Internal Threads, 7/16-14 External Threads, Pack of 5: Amazon.com: Industrial & Scientific
Amazon.com: Xuulan 2pcs Round Black Plastic Blanking End Cap Caps Pipe Tube Inserts with M8 Metal Thread Dia 30/32/38/50mm (Color : M6-19mm, Size : 2pcs) : Industrial & Scientific
Amazon.com: Cfty Nuts Insert Nut M4 M5 M6 M8 Metal Hexagon Hex Socket Head Embedded Nut for Wood Furniture Inside and Outside Thread Zinc-Alloy (10pcs) (Size : M8x20) : Industrial & Scientific
Insert Fileté 10 Pièces, écrous Filetés pour Couteau en Acier Inoxydable, Boulons Filetés avec Filetage Femelle M8 X 1,25 et Mâle M10 X 1,5 pour Projets de Meubles : Amazon.fr: Bricolage
Amazon.com: Xuulan 2pcs Round Black Plastic Blanking End Cap Caps Pipe Tube Inserts with M8 Metal Thread Dia 30/32/38/50mm (Color : M6-19mm, Size : 2pcs) : Industrial & Scientific