Tool
Reconditioning
Send us your worn carbide tooling. We regrind to original geometry on the same 5-axis CNC grinding machines we manufacture on, recoat with the correct application coating, inspect before and after coating, and ensure new figures are logged. Same machines. Same geometry. Held to the same standard we hold our new tools.
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Five Steps, Door to Door
From shipping worn tools to receiving them back inspected, coated, and ready to cut.
Here's exactly what happens.

Pack worn tools with your name, contact info, and a note on each: diameter, flute count, and coating if you know it. Ship to Sonic Tools LP, 10455 Dow Gil Rd, Ashland, VA 23005.
Each tool is measured for remaining stock, edge condition, and restoration feasibility. If a tool can't be restored, we contact you before any work begins.
Regrind on the same 5-axis CNC grinding machines used to manufacture Sonic tools. Recoat with the application-matched coating using the same process as new-tool production.
Edge geometry and coating verified on CNC measuring equipment, optical comparators, and high-powered microscopes. Same quality system as new tools.
Finishing requests are fulfilled. Tools ship back inspected and ready to run, with the original geometry restored.
Carbide End Mill Reconditioning for Any Brand
We recondition end mills and standard milling tools from any manufacturer.
Form tools, profile cutters and custom geometry we handle for Sonic tools only.
- Square end mills
- Ball nose end mills
- Corner radius end mills
- Tapered end mills
- Form mills and profile cutters (Sonic tools only)
- Shape and profile mills (Sonic tools only)
- Roughing end mills
- Most solid carbide end mill geometries
- Solid carbide substrate only.
- Restorable geometry (no broken or missing flutes)
- Sufficient remaining stock for a regrind
- Intact shank diameter
— 5-piece minimum from any brand, must be same make, model and diameter
— Tools under 3/8-inch diameter are not eligible
— Carbide-tipped, brazed, high speed steel, and cobalt tools are not eligible.
— Form and custom tools from other manufacturers are not eligible
Not sure if we'll take it? Send us the specs. If it's a solid carbide end mill and the geometry is restorable, the answer is almost certainly yes.
Recondition or Replace?
Most worn tools are candidates for end mill sharpening or full reconditioning.
Here's a practical read on which path makes sense.
- Edge wear is the issue, not body damage
- Core geometry is intact, no cracks or missing flutes
- Coating is depleted but the substrate is sound
- You need the same geometry back for the same application
- You're running volume where per-part tool cost matters
- Sufficient stock remains for a regrind
- Chipping or cracks extend through the flute or body
- One or more flutes are broken or missing
- Shank diameter is undersized from prior regrind cycles
- Application or material has changed and original geometry no longer fits
- Not enough carbide remains to support another regrind
FAQ
What's the turnaround time?
Plan on about three to four weeks from your initial request. Quoting takes 5 to 7 business days, and coating re-application is outsourced, which runs another 7 to 10 days on its own. If you're working to a deadline, tell us up front and we'll confirm what's possible.
Is there a minimum order quantity?
5-piece minimum of same make, model, and diameter. We recondition all Sonic tools, plus end mills and standard milling tools from any other manufacturer. Pricing is based on tool diameters, flute counts, and services required.
How do I ship tools to you?
Pack tools securely, wrapped individually if possible. Include your name, phone number or email, and a brief description of each tool: diameter, length, flute count, and coating if you know it. Use a carrier with tracking. Ship to Sonic Tools LP, 10455 Dow Gil Rd, Ashland, VA 23005. If you're sending a large batch, contact us first so we can confirm receipt expectations.
How is pricing determined?
Tool reconditioning services run approximately 33% of the new-tool list price. Exact pricing depends on diameter, flute count, and services required. Request a quote and we'll give you a firm number before any work begins.
What if a tool can't be restored?
We inspect every tool before starting work. If a tool cannot be restored due to cracks, missing flutes, insufficient remaining stock, or shank reduction, we contact you before proceeding. You won't be charged for tools we cannot restore.
Cut Your Tooling Cost
Don't scrap your old tools. Send them. We restore them to their original geometry at roughly a third of the cost of a new tool, using the same machinery and standards of quality.
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