Search here for what you are looking for:
If you have any questions about our products, you can submit the form and we will contact you as soon as possible
Concrete Core Bits:
We accept all kinds of custom made, non-standard legnth and the diameter of drill bits,can satisfy foreign cusotmers with all-round demand.
Diameter 8mm to diameter 400m can customize for you, and any longth.
Technical Specifications: