300 Piece Heat Set Threaded Inserts Kit M2 To M6 And One Quarter Twenty Brass Knurled Nuts For 3D Printing PLA ABS Repair Mixed Pack Copper Forging For Strong Durable Joints

Brass Heat Set Threaded Inserts Kit Covers M2 to 1/4-20 Sizes
✔️ 300 Piece Copper Set for 3D Printing and Plastic Repair Jobs

These brass knurled nuts give 3D printed parts clean threaded holes that hold up under repeated screw use in PLA ABS PP and PETG materials.

✅ Pure copper forging adds heat spread and rust protection
✅ Fifteen sizes from M2 through M6 plus 1/4-20 thread
✅ Press in fast with a soldering iron or install tool
✅ Clear case keeps every size sorted for quick picks

💡 How do heat set threaded inserts improve plastic part repairs? Heat set inserts let you add metal threads that resist pull-out and stripping in 3D prints or molded plastics. - Heat the insert and push it into the softened plastic for a tight bond - Brass material carries heat evenly during install to avoid cracks - Mix of metric and inch sizes covers most hobby and repair needs - Comes organized so you grab the right nut without sorting through loose parts

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