ShineNow M3 M4 M5 Threaded Inserts for Plastic 3D Printing Heat Set Insert Kit 145pcs

【Various Sizes to choose from】This is a 145ps heat set inserts assortment kit which includeM3*3*4.2-20PCS,M3*4*4.5-20PCS,M3*5*4.5-20PCS,M3*5.7*4.6-30PCS,M4*6*6-15PS,M4*8.1*6.3-15PCS,M4*10*6-15PCS, M5*9.5*7-10PCS, total 8 sizes of M3 M4 and M5 to meet most of your needs. 【Designed for 3D printing parts and other plastic parts】 These brass inserts are widely used in 3D printing and other plastic parts such as PLA,PETG,ABS,PPS,PP etc., they can firmly secure two different parts together and make it look professional. 【Made of H62 Hard Brass】These brass threaded inserts are made of H62 High quality material, hard ,durable and corrosion-resisted at the same time ensures good thermal conductivity. 【Precise and exquisite】These inserts are made under strict standards, precise and exquisite, the thread is smooth and clean, knurl is deep and the whole piece is polished and shiny 【Easy to use】The bottom end of these inserts are tapered shape, so it is very easy to put it in place before inserting, once set in the heat set insert in the hole, then heating up your soldering iron at around 392℉（200 ℃）if it is PLA part,wait for a few seconds till the plastic flow around the insert then push it in vertically with a minimum force then it is done