Do you know how many types screws can be used for plastic? As I know there are 5 types.
1.Type AB or B thread tapping screws.
2. Hi-Lo Thread Tapping Screws.
3. Type 25 Thread Cutting Screws.
4.PT Thread Forming Screws.
5.Plastite Screws, also named trilobular thread tapping screws.
Plastic material have ABS, PA, PP, PVC and so on. When assemble for different plastic material, the basic hole dia. is different.
If you have question on it, you can contact our engineer, he will give you a good solution.
Hi-Lo Thread Screws
Type 25 Thread Cutting Screws
PT Thread Forming Screws