LEONTOOL 307-Piece Insert Nut Set, M2, M2.5, M3, M4, M5, M6, 1/4-20, Threaded Insert Assortment Kit, Threaded Inserts for Plastic Sets, Brass Nut Inse

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1. KEY FEATURES: - Package includes: 300 pieces threaded inserts in metric size M2, M2.5, M3, M4, M5, M6, 1/4-20 to meet your different needs, 7 pieces welding adapters facilitate easy installation of threaded inserts and ensure a safe and precise fit.Comes with labeled divider boxes with detailed size and quantity annotations to keep all components neatly organized and easily accessible - Material: Made of premium brass, rust-proof with good thermal conductivity - Firm and stable: The opposite spiral knurling design on the side of the nut increases friction and can be firmly embedded in various plastics such as PLA, PETG, ABS, PPS, PP, etc.Once the plastic of the parts surrounding the brass sleeve has cooled and hardened, the threaded insert will be firmly seated. - Easy to install: Threaded nuts can be retrofitted into blind or through-holes on 3D printer components by soldering iron or ultrasonic heat.Compatible with Anycubic, Creality, or Prusa 3D printers - Heat-set insert tips: Soldering adapter tips help set thread inserts into plastic by heating the tips without touching the thread inserts, increasing the strength of the part without causing sticking or damage after injection molding

3. PRODUCT DIMENSIONS & WEIGHT: - Weight: 0.19 kg - Dimensions: 17.4 x 10.1 x 2.4 cm