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SECURE KNURLED THREAD LOCK – Deep knurled exterior grips plastic firmly once heat-set, preventing slippage and pull-out under tension. Install once and trust the hold—no rework, no loose threads ruining your project.
PREMIUM BRASS CONSTRUCTION – Solid brass delivers excellent thermal conductivity for fast, clean insertion and long-lasting anti-fracture strength. Your threaded connections stay reliable through repeated assembly and disassembly cycles.
OPTIMIZED FOR 3D PRINTING – Fits PLA, PETG, and ABS seamlessly. From functional prototypes to enclosure builds and plastic repairs, these inserts match your workflow—no more ruined projects from mismatched hardware.
COMPLETE 15-SIZE ASSORTMENT – One kit covers M2, M2.5, M3, M4, M5, and M6 in 400 pieces. No mid-job trips to the hardware store—every metric size you need is organized and ready, keeping your projects on track.
NEATLY ORGANIZED & READY – 400 inserts in labeled, easy-access storage boxes so you grab the right size instantly. Backed by responsive customer support for peace of mind—from hobby bench to production line.
