350Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit Brass Heat Set Insert for Plastic and 3D Printing Components

SATANTECH 350Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit Brass Heat Set Insert for Plastic and 3D Printing Components

ZTF 840PCS M2 M3 M4 M5 Socket Head Cap Screws Nuts Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Metric Thread Hexagon Allen Machine Bolt, DIN 912 Black Oxide Finish,4 Hex Wrenches Included

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)