Sonic Tools

Sonic Tools Designing, Engineering, & Manufacturing precision cutting tools for 20+ years. We make the hard stuff, tools others have said are impossible.

We are American manufacturing.

Jonathan and Sonic Tools took home a W this weekend at Capital City Speedway.Jonathan does O.D. grinding here at Sonic d...
05/22/2026

Jonathan and Sonic Tools took home a W this weekend at Capital City Speedway.

Jonathan does O.D. grinding here at Sonic during the week and runs the #38 Kart outside the shop. Getting behind him on the track was an easy call. He's part of this team, and backing him was never a question.

This past Saturday he was faster than anybody else on that track. See the #38 in your rearview? It's already too late.

Glad we could be part of it. Congratulations, Jonathan!

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7075 runs harder on the edge than 6061.Most shops move into firearm receiver production using standard aluminum tool geo...
05/20/2026

7075 runs harder on the edge than 6061.

Most shops move into firearm receiver production using standard aluminum tool geometry. It cuts well enough at first, but by mid-run, the tight-tolerance pockets tell you it's not the same material.

The setup you use for 6061 will cut 7075. It won't hold the same performance through the run.

What does 7075 actually demand from a cutting tool? Find out below.

The radius is 0.01 inches. The failure it prevents is much greater.Entry and exit in a dovetail cut concentrate stress a...
05/15/2026

The radius is 0.01 inches. The failure it prevents is much greater.

Entry and exit in a dovetail cut concentrate stress at the corner, the tightest, most loaded point in the profile. That's often where the chipping starts.

The R0.01" corner radius on our 930 Series addressed this before the tool was ever ground. The failures machinists see in the cut are the same problems we're solving at the grinder.

The smallest design decisions are the ones the cut feels most.

Running into corner chipping on dovetail cuts? Reach out. We'd like to hear what you're working with. https://tr.ee/IdFs8z

Custom starts before the geometry does.Most custom tool requests stall before the design starts. Not because the job is ...
05/13/2026

Custom starts before the geometry does.

Most custom tool requests stall before the design starts. Not because the job is hard. Because the constraints aren't defined yet.

Material, machine, workholding, reach, operation, tolerance. Each changes what the tool has to be. Walk in without them and the conversation circles. Walk in with them and the geometry follows fast.

The shops that move fastest through a custom job aren't the ones with the simplest jobs. They're the ones who've already mapped the constraints before the first call.

What's the variable that usually gets defined last in your process?

Interested in a custom tool inquiry? Start here: https://tr.ee/sYli7D

Most end mills get replaced before they're spent.A lot of the tools we regrind didn't fail. They were pulled because the...
05/07/2026

Most end mills get replaced before they're spent.

A lot of the tools we regrind didn't fail. They were pulled because the cut started changing, or because something felt off.

What they show us at intake is usually more specific: built-up edge, coating wear, flank wear. Each signal points to something different about what the tool went through.

What those signals don't answer is whether there's geometry worth recovering. Often, there is.

Most of what comes in goes back out sharp.

When yours are ready: [https://tr.ee/AImzk7]

TiAlSiN is overkill. Until it isn't.It's the strongest coating for ferrous materials and difficult alloys, but the hardn...
05/07/2026

TiAlSiN is overkill. Until it isn't.

It's the strongest coating for ferrous materials and difficult alloys, but the hardness only activates under specific conditions.

Hardened steels above HRC 45, dry cutting in aerospace alloys, sustained heat and load through the cut. Below that threshold, AlCrN handles the job just as well and costs less.

The ceiling matters when the job pushes against it.

When you spec TiAlSiN, what condition in the job is actually driving that

We broke down every coating in Sonic's lineup. What each one does, the conditions it was built for, and how to match it to the job. Link below.

https://tr.ee/Y2M4gA

The coating on your end mill is doing more than protecting the edge.But what is it actually doing? Depending on what's h...
05/01/2026

The coating on your end mill is doing more than protecting the edge.

But what is it actually doing? Depending on what's happening in the cut, your coating could be the difference between 30 flawless runs or total failure.

We broke down every coating in Sonic's lineup: what each one does, what it's designed for, and a framework for matching the coating to the job in front of you.

https://tr.ee/hvD9VM

Carbide doesn't wear out. It wears down.Most worn solid carbide tools get replaced before they need to be. The geometry ...
04/29/2026

Carbide doesn't wear out. It wears down.

Most worn solid carbide tools get replaced before they need to be. The geometry is gone, but the carbide isn't. What it needs is a regrind on equipment that'll hold the original spec. Not a sharpening nor an approximation.

Sonic Tools reconditions solid carbide tooling regardless of who made it.
Same 5-axis grinding machines. Same edge inspection standards.

When did you last send a tool in for regrind instead of replacing it?
Let's see what you have.

Flood coolant protects tools. Except when it doesn't.AlTiN activates under heat. The aluminum in the coating converts to...
04/23/2026

Flood coolant protects tools. Except when it doesn't.

AlTiN activates under heat. The aluminum in the coating converts to aluminum oxide at the cutting edge as temperature climbs. That conversion is the wear protection in ferrous materials, not the baseline hardness of the coating itself. Flood coolant in alloy steel pulls the heat before that conversion happens.

Air blast clears chips without cooling the zone the coating needs. The coating does what it was designed for.

What does your coolant strategy look like when you're running AlTiN in steel?
...

When standard tooling keeps failing the same way, the problem usually traces back to a constraint that was never defined...
04/21/2026

When standard tooling keeps failing the same way, the problem usually traces back to a constraint that was never defined before the tool was selected.

Twenty teeth on a roughing router is not a default configuration. It is a load distribution decision built around what the job actually required.

If that application exists in your shop, that conversation is worth starting.
...

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10455 Dow Gil Road
Ashland, VA
23005

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+18047980538

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