Set of 10 pieces of thread inserts into plastic. The inserts are made of brass and are designed for insertion into a printed plastic article.
The liner must be preheated for insertion into plastic.
Using this insert in articles where the screw is screwed, the singing very joint and ensure its long fort. Another use of this insert can find where you want the subject repeatedly screwing the screw.
Inner diameter (thread) 4 mm (M4)
External diameter: 5mm