Obsidian Manufacturing Industries is the OEM for all Magna-Lock USA workholding. Magna-Lock USA has over 75 years of workholding and can be found on machines such as Mattison surface grinders, Brown & Sharpe machines, and all kinds of other machining processes.

You are able to email sales@obsidianmfg.com (sales@obsidianmfg.com)or call 815-962-8700 ext 206 for immediate help. Our office hours are M-F 7:00a-4:30p.

Most of our Magna-Lock USA products are able to be diagnosed over the phone. Please call 815-962-8700 ext 202 for our service department. You are also able to email sales@obsidianmfg.com.(sales@obsidianmfg.com)

You can head over to magnalock.com/quoterequest, (magnalock.com/quoterequest,)call 815-962-8700 ext 205, or email sales@obsidianmfg.com.(sales@obsidianmfg.com)