Gueenky 300PCS Threaded Inserts for Plastic, M2 M2.5 M3 M4 M5 M6 1/4-20 Heat Threads Insert Assortment, 15 Sizes Brass Heat Set Inserts for 3D Printer Parts

• 【Sizes & Quantity】M2 x 2,5 x 3,2 (30 pcs), M2 x 3 x 3,2 (30 pcs), M2 x 4 x 3,2 (30 pcs), M2,5 x 4 x 3,5 (30 pcs), M2,5 x 5 x 3,5 (30 pcs), M3 x 4 x 5 (30 pcs), M3 x 5 x 5 (30 pcs), M3 x 6 x 5 (30 pcs), M4 x 4 x 6 (10 pcs), M4 x 6 x 6 (10 pcs), M4 x 8 x 6 (10 pcs), M5 x 6 x 7 (10 pcs), M5 x 10 x 7 (10 pcs), M6 x 8 x 8 (5 pcs), 1/4-20 x 12.7 x 8 (5 pcs).
• 【High-quality Materials】The brass knurled inserts are made of the high quality brass, which ensures excellent corrosion resistance and thermal conductivity, excellent craftsmanship to ensure long-term use and easy insertion.
• 【Easy to Store and Carry】300pcs brass thread inserts assortment have 6 different sizes, and equipped with plastic boxes that you can classify each size in different grid, no mess and easy to find.
• 【Perfect Knurling Threading】The surface of the embedment nut has a straight knurling and the internal high-precision threads allow the nut to fit tightly into the mounting object, and form a certain frictional force and biting force, which can be fixed to prevent falling off.
• 【Widely Application】Knurled injection brass nut is widely used on the injection molding pre-embedding and other processing techniques for tightly engage, play a role in connection, locking, and fastening. threaded inserts are great for subsequent insertion into 3D printer parts of Anycubic, Creality or Prusa printer.

Product description: -- 3D printing press-fit nuts can be installed into the tapered threaded hole by ultrasonic or heat or moulded in during injection. --Brass Knurled thread inserts are for thermoplastics, the plastics PLA, PETG, ABS, PPS, PP, etc. --Melt thread has a high-precision thread compatible with the corresponding nut and a guide, so no counterbore or countersink is required. --Insert into the hole, heat the thread insert press-fit nuts with a soldering iron. After heating, press in the threaded insert. Then cool and tighten the screws. Specifications: Colour: Yellow Quantity: 300 pieces Material: Brass Soldering iron size: M2 M2,5 M3 M4 M5 M6 1/4-20 Package contents: Total 300 pieces : 30 pieces x M2 x 2,5 x 3,2 30 pieces x M2 x 3 x 3,2 30 pieces x M2 x 4 x 3,2 30 pieces x M2,5 x 4 x 3,5 30 pieces x M2,5 x 5 x 3,5 30 pieces x M3 x 4 x 5 30 pieces x M3 x 5 x 5 30 pieces x M3 x 6 x 5 10 pieces x M4 x 4 x 6 10 pieces x M4 x 6 x 6 10 pieces x M4 x 8 x 6 10 pieces x M5 x 6 x 7 10 pieces x M5 x 10 x 7 5 pieces x M6 x 8 x 8 5 pieces x 1/4-20 x 12.7 x 8 Notes: Please ensure that the screws are not screwed into the Prats until the plastic has cooled down completely, otherwise the parts will come loose easily.