Size M6 insert,Total 20pcs The insert Overall Length=12.7mm,OD8.7mm
Tapered shape,easy to set in hole and stay put.
Heat staking brass insert, good for threading 3D printing parts and other plastic parts such as PLA,PETG,ABS,PPS,PP etc., they can firmly secure two different parts together.
Made from quality brass material,good corrosion resistance and heat conduction
Deep knurls and ridges make it hard to pull out