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Metal Stitching Stitching Products Services Training Technical Support Cast Iron Welding Repair Examples Special Repairs Spark Plug Thread Repair Inserts ArticlesWelcome


Welcome to LOCK-N-STITCH Inc.
Cast iron repair is our specialty
We can fix it or you can fix it; either way, we can help

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LOCK-N-STITCH Inc. specializes in all aspects of the repair of cracked and damaged cast iron and other cast metals.  LNS manufactures crack and thread repair products, provides training in crack repair techniques and maintains a full-service repair department that performs repairs all over the world and has the benefit of over thirty years of experience.

Whether you want to metal stitch a damaged casting yourself, want our professionals to do the job, or need an on-site consultant to advise and train your personnel during the repair, we have the supplies, the skills, and the people to assist you.  Quite simply: we can fix it or you can fix it. 

Please review our web site and see what we have to offer to you and your company.   Our site is organized into eight main sections:  Metal Stitching, Thread Repair Inserts, Stitching Products, Service, Training, Technical Support, Cast Iron Welding and Repair Examples.  Visit the ones that interest you the most and let us know how we can be of help.

We manufacture and sell products covered under US Patent No. 5,379,505; 5,417,532; 5,499,892; 5,562,371; 5,944,303; 6,071,051; 6,126,367; 6,212,750; 6,261,039; 6,382,893; 6,435,788; 6,439,817; 6,572,315; 6,725,518;

Australian Patent No. 684525; Russian Patent No. 2137581.   Many additional international patents have issued and are pending.

Thank you for the visit.  Please come again.

bulletMetal Stitching:  Innovative processes set us apart.  Read a brief review of the history of metal stitching and metalocking .  Then learn about L Series stitching pins, C Series stitching pins, thread repair inserts, locks, and more, and how they work.
bulletProducts:  There is a lot of information in this section about our products; we have a wide variety of pins, locks, inserts, tooling, organizers and accessories to make your repairs dependable, productive, consistent and efficient.  To request a catalog or to link directly to a particular product page, go to Catalog.
bulletService:  Worldwide service illustrated with plenty of repair photos; on-site or in our shop - we're ready! 
bulletTraining:  Training DVDs for automotive and industrial craftsmen.
bulletTechnical Support:  Call or email us with your questions and we’ll do our best to answer them and provide real solutions.
bullet We also provide a couple of educational portions to our web site:  The truth about Cast Iron Welding and a Comparison to Older Methods of metal stitching.

Please visit our Full-Torque site about this exciting new thread repair technology.
Click the Full-Torque logo below to be taken to the web site.

Quite a few documents throughout this site can be downloaded in .pdf format. Adobe Acrobat Reader, the program to view and print them can be downloaded for free here.

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Contact Information

209-632-2345 (Monday through Friday, 7:30 am to 4:00 pm, Pacific time)
800-736-8261 in the US and Canada (M-F, 7:30-4, Pacific)
After-hours emergency repair needs:  209-614-4114
Postal address
1015 S. Soderquist Rd.
Turlock CA 95380
Product Information or Technical Support
    Service / Repair Requests

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Copyright © 1998 LOCK-N-STITCH Inc.