Pengxiaomei 400 Pcs Threaded Inserts for Plastic M2 M2.5 M3 M4 M5 M6 Heat Set Insert Metric Knurled Nuts Inserts Brass Female Thread for 3D Printing Automotive Plastic Shell

400Pcs Threaded Inserts Heat Set Insert M2 M2.5 M3 M4 M5 M6 Metric Knurled Nuts Assortment Kit Brass Threaded Inserts for Plastic and 3D Printing Components

2024 Pcs Metric Screw Assortment, Bolts and Nuts Assortment Metric Machine Screw Assortment M2 M3 M4 M5, 12.9 Alloy Steel Black Zinc Plated Hex Socket Head Screws Nuts Bolts and Washers Set

SHKI 20 Pcs 608 2RS Ball Bearings – Bearing Steel and Double Rubber Sealed Miniature Deep Groove Ball Bearings (8mm x 22mm x 7mm) (608 2RS)