Amazon.com: 50pcs M6 x 1.0 x 3D Length Threaded Inserts Wire Thread Inserts Steel Sheath Helicoil Type Screw Repair Sleeve Assortment Set : Industrial & Scientific
Type 302 Carbon Steel Slotted Self-Tapping Screw Insert, Metal Sleeve, Embedded Thread Sheath, M2-M16, 5pcs,M10*M14*12MM: Amazon.com: Industrial & Scientific
Amazon.com: VIGRUE 520PCS M3 M4 M5 M6 Hex Button Head Socket Cap Screws Bolts Nuts Washers Assortment Kit Alloy Steel with Allen Wrench : Industrial & Scientific
M5 Gewindeeinsatz,20 Stück M5*9.5mm Gewindebuchsen aus Messing,stabile Einpressmutter für Kunststoffteile,durch Wärme oder Ultraschall in 3D-Druck,Teile aus Kunststoff einsetzbar : Amazon.de: Baumarkt
Amazon.com: 10Pcs Self Tapping Thread Inserts M8 x 1.25 Female and M10 x 1.5 Male Thread Extension Reduce Sleeve Conversion Kit : Industrial & Scientific