300Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Brass Heat Set Insert for Plastic and 3D Printing Components

ELCJDZYO 300Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Brass Heat Set Insert for Plastic and 3D Printing Components

Kadrick Metric Screw Assortment, 2000PCS Metric Bolt Assortment Kit M2 M3 M4 M5 Machine Screws with Lock & Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Black Screws Nuts and Bolts Kit

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