Custom Thread Grinding, Inc.

Custom Thread Grinding, Inc.Custom Thread Grinding, Inc.Custom Thread Grinding, Inc.

Custom Thread Grinding, Inc.

Custom Thread Grinding, Inc.Custom Thread Grinding, Inc.Custom Thread Grinding, Inc.
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CNC Thread Grinding Services

Metal component with threaded hole next to a US quarter for size reference.

I.D. Threads

Any Thread Form or Lead

I.D. Threads

With our CNC I.D. Thread Grinding capabilities, we have ushered in a new era in thread grinding. We can effectively compensate for any shrinkage issues you may encounter, including lead, face, taper, or out-of-round conditions. At Custom Thread Grinding, we cater to all your I.D. Thread Grinding requirements, whether it’s for mold cavitie

With our CNC I.D. Thread Grinding capabilities, we have ushered in a new era in thread grinding. We can effectively compensate for any shrinkage issues you may encounter, including lead, face, taper, or out-of-round conditions. At Custom Thread Grinding, we cater to all your I.D. Thread Grinding requirements, whether it’s for mold cavities, slides, lead nuts for unwind cores, or nuts for aerospace applications. Additionally, we are equipped to grind all medical threads to meet your specific needs. With a swing capacity of 20 inches, we can grind threads ranging from a 1/4 diameter up to 18 inches, depending on the swing and length of the thread, ensuring precision in our Custom Thread Forms.

Metal mechanical shaft with gears and a bronze wheel on a white background.

O.D. Threads

Any Thread Form or Lead

I.D. Threads

At Custom Thread Grinding, we specialize in meeting all your O.D. thread grinding needs. With a swing of 12 inches and the capability for continuous thread lengths of 36 inches and 48 inches between centers, you are in control. We can accommodate any lead and any thread form, including Custom Thread Forms and I.D. thread grinding options,

At Custom Thread Grinding, we specialize in meeting all your O.D. thread grinding needs. With a swing of 12 inches and the capability for continuous thread lengths of 36 inches and 48 inches between centers, you are in control. We can accommodate any lead and any thread form, including Custom Thread Forms and I.D. thread grinding options, with as many starts as you require. Just tell us what you need, and we will make it happen.

A small metal stepped tool rests on a U.S. quarter for scale.

Any Thread Form or Lead

Any Thread Form or Lead

Any Thread Form or Lead

We grind all the standard thread forms, including Custom Thread Forms, and can make any necessary customization to adjust angles, compensate for shrink, or enhance strength. Additionally, we specialize in I.D. Thread Grinding and O.D. Thread Grinding, allowing us to generate radius thread forms or add a radius to your existing thread form

We grind all the standard thread forms, including Custom Thread Forms, and can make any necessary customization to adjust angles, compensate for shrink, or enhance strength. Additionally, we specialize in I.D. Thread Grinding and O.D. Thread Grinding, allowing us to generate radius thread forms or add a radius to your existing thread form. You design it, and we will grind it. 


With our CNC thread grinders, we can generate any lead you require. Whether you need to account for shrink or need a special lead, we can deliver exceptional results.

Multiple Starts

Multiple Starts

Multiple Starts

We can produce multiple start worms, lead screws, or molds with precision, offering a variety of custom thread forms as needed. Additionally, our capabilities include I.D. thread grinding and O.D. thread grinding to ensure the highest quality and accuracy.

Electrodes

Multiple Starts

Multiple Starts

We can create your electrodes, whether they are poco or copper. Just provide us with your steel dimensions, thread specifications, or give us a call, and we will handle the rest. We calculate shrink and spark gap while offering services like Custom Thread Forms, I.D. Thread Grinding, and O.D. Thread Grinding. We utilize the 3R 20MM shanks

We can create your electrodes, whether they are poco or copper. Just provide us with your steel dimensions, thread specifications, or give us a call, and we will handle the rest. We calculate shrink and spark gap while offering services like Custom Thread Forms, I.D. Thread Grinding, and O.D. Thread Grinding. We utilize the 3R 20MM shanks, or we can work from square stock based on your specifications.

Custom Thread Grinding, Inc.

10649 Sierra Way, Kernville, CA 93238, USA

(760) 376-6064

Copyright © 2025 Custom Thread Grinding - All Rights Reserved.

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