Your Complete
Retention Knob Source

A complete Retention Knob / Pull Stud source to service your requirements. We carry over 500 different varieties manufactured to U.S., German and Japanese standards as well as a myriad of specials.

Trained sales consultants can assist in selecting the proper Retention Knob / Pull Stud. Critical data such as machine make, model number, taper, solid or coolant through as well as thread requirement will help in selecting your specific knob. Also, refer to the diagram supplied, to determine the critical dimensions.

Fill Out Our Special Inquiry / Information Request

How to Contact Us

Feel free to contact your local tooling dealer for service and procurement.

You may contact us via email, or fill out the Special Inquiry/Information Request Form here.

For Urgent Service



FAX (Day or Night)


Message (Night)


Copyright 2008, Retention Knob Supply & Mfg. Co., Inc. P.O. Box 61 Bellefontaine, OH 43311