Stacy, MN — Serving the Midwest Since 1976

Precision Grinding
& Sharpening
Services

From carbide endmills to industrial knives to custom-manufactured tooling — SGSI provides the full spectrum of precision sharpening and tool manufacturing services for businesses across the Midwest.

Get a Free Quote 763.786.9652

What We Do

Every Edge. Every Tool.
Every Industry.

SGSI has been providing precision tool sharpening and manufacturing services since 1976. Our state-of-the-art facility in Stacy, MN runs 4 fully automated ANCA FX7 CNC grinders and a Vollmer CHD270 — the same equipment used to manufacture the tooling we sharpen. Free pickup and delivery within 100 miles of the Twin Cities.

Endmills & CNC Tooling

HSS and solid carbide endmills, CNC router bits, carbide drills, and form tools — resharpened on ANCA FX7 CNC grinders to OEM geometry and tolerances. Precision regrinding and balancing for high-performance machine shops and CNC operations.

EndmillsCNC Router BitsCarbide DrillsRoughing EndmillsRotobores

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Industrial Knives & Blades

From 1-inch slitter knives to 153-inch paper knives — SGSI sharpens the full range of industrial blades on German Göckel precision grinders. Every straight knife is hand-honed after grinding for an edge sharper than new.

Paper KnivesSlitter KnivesFood ProcessingPlaner BladesChipper Knives

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Woodworking Tools

Saw blades, router bits, planer knives, forstner bits, and more — sharpened on Vollmer equipment to OEM tolerances. One-week turnaround for cabinet shops and production woodworking facilities of all sizes.

Saw BladesRouter BitsPlaner BladesForstner BitsRail & Stile

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Specialty Grinding

Challenging blades, unusual geometries, disposable tools you've been throwing away — SGSI specializes in the jobs others won't take. We've developed proven techniques for sharpening what others can't.

Medical KnivesV-Belt SlittersUltrasonic CuttersFreezer BladesFloor Scrapers

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Custom Manufacturing ↗

We don't just sharpen tools — we build them. SGSI manufactures custom form tools from carbide blanks on ANCA FX7 equipment. Rendered approval prints, 3D mockups, and reverse engineering capability. Orders from 1 piece to 500+.

Step DrillsReamersDovetailsCustom EndmillsAlTiN Coatings

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Industries We Serve