100Pcs Brass Threaded Inserts Kit M4x6x5.5 Heat Set for 3D Printing

Key features

• 3D PRINTING INSERT KIT 100Pcs M4x6x5.5mm lead-free brass heat set threaded inserts in one organized labeled case. No more buying loose inserts separately - everything to add strong reusable metal threads to plastic 3D printed parts, ready to install.
• PREMIUM LEAD-FREE BRASS High-quality lead-free brass with excellent thermal conductivity and corrosion resistance. Withstands above 300°C/572°F. Clean, precise threads resist stripping, breaking, and deformation for reliable long-term use.
• BUILT FOR MAKERS AND HOBBYISTS Designed for 3D printing enthusiasts, prototypers, and DIY repair. Works with all thermoplastics including PLA, PETG, ABS, PPS, and PP. Ideal for electronics, toys, furniture, automotive casings, and laptop housings.
• 45-DEGREE SPIRAL KNURLING Opposing spiral knurling delivers high torque resistance and pull-out strength vs straight inserts. No countersinking - heat with a soldering iron (not included) and press in for a firm, permanent hold.
• ORGANIZED AND READY TO USE 100pcs of the most popular M4 size in a labeled compartment for quick access. Compact sturdy case fits any toolbox. Backed by strict quality inspection and responsive customer support.

Free shipping included. 30-day hassle-free returns.