600 Pcs M3 Screws Assortment Kit, M3x 6/8/10/12/16/20/25/30mm M3 Screw Kits 12.9 Alloy Steel Nuts and Bolts Assortment Kit Black Zinc Plated Hex Socket Head Screws Nuts Bolts and Washers Set

600 Pcs M3 Screws Assortment Kit, M3x 6/8/10/12/16/20/25/30mm M3 Screw Kits 12.9 Alloy Steel Nuts and Bolts Assortment Kit Black Zinc Plated Hex Socket Head Screws Nuts Bolts and Washers Set

HANGLIFE Heat-Set Threaded Inserts, M3 Heat Set Insert for 3D Printing Components and Plastic Parts - Brass Metric Knurled Nuts (100 Pieces)

Kadrick Small Metric Screws Suitable for 3D Printer DIY, 400 Pcs M3 Screw and Nut Assortment Hex Socket Head Cap, 12.9 Grade Alloy Steel,Black Zinc Plated