We are a specilized company dealing in steel ball heading tools in China, including die / punch, quill and knife which is regular used in the heading process. We can produce the tools as per your requirement and drawing, from dia1. 5mm to dia30mm. Will highly appreciate if you can send us your esteemed inquiry & order for the same. Pls contact with Ms. Nancy Zheng for the tools on the mailbox , thank you for your cooperation. We welcome your any request for any matter.