About Internal Tool, Inc.

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Why should Internal Tool be your first and only stop for carbide cutting tools?

Here at Internal Tool we take pride in every cutting tool we produce. Each tool is inspected to ensure it meets the specifications it was designed for, so you can rest assured that every tool ordered will be within tolerance and able to perform as expected. We guarantee our quality!

Internal Tool products are all made here in the USA in our southern California facility. Only the best Material is used in every tool we produce, starting with the highest quality C2 Micro Grain Tungsten carbide available which is also made in the USA!


“Internal Tool products are all made here in the USA in our southern California facility.”

Not only does Internal Tool manufacture all our products, we stock them in house for fast availability. Internal tool has a network of authorized distributors spread all over the United States and Canada. If your distributor doesn't have what you need on the shelf we have one of the best drop shipping services available, combined with our same day shipping you will have what you need FAST.

With a economy that is ever changing and with the rising cost of fuel and labor we understand the financial decisions that are put into every job, and how important it is to save money. Efficiency is the biggest factor in being able to offer amazing prices with a great quality product. Internal Tool utilizes its CNC work force combined with tedious scheduling to maximize production on a daily basis. Offering our customers a truly great value with each tool purchased.

Internal Tool carries a vast line of carbide cutting tools. We Offer a huge range in various sizes, dimensions, and styles, to meet all your cutting needs.

Our Lathe products consist of:

Our Mill products consist of:


If our standard tool lines do not meet your needs then try our "specials" made to order service. Internal Tool has an amazing sales team who specialize in the designing and quoting of special cutters. All specials are quoted to the quantity needed (no minimums!!!) we offer fast delivery as well as great pricing.

Contact us

1-909-392-2627 (fax)

Latest News


Special Announcements



UPS Blue Flat Rate Now Available

May 7 - Now announcing UPS 2nd day air for one flat rate of $14.00. Some restrictions apply. Contact sales@internaltool.com for more details.

Contact Internal Tool


1813 Yeager Ave
La Verne, CA 91750





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Featured Tool

Check out our new line of End mills, email info@internaltool.com for Details. This Featured tool is from our series 126 High Performance Aluminum Cutting Endmills. These are designed for roughing and finishing Aluminum Alloy material, they feature 3 Flutes, 45 Degree Helix, Variable Pitch, Full Eccentric Relief, and Zirconium coating.

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