Celebrating 50+ Years In Craftsmanship | Est. 1975
Celebrating 50+ Years In Craftsmanship | Est. 1975
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JET Belt Grinders

JET belt grinders are built for steady stock removal, clean finishing, and repeatable results across metal and tooling work.

Choose your JET Belt Grinder

  • JET SWG-272 — Best entry-level 2" x 72" square wheel grinder for general shop use.
  • JET J-4103 — Best mid-range square wheel grinder for versatile knife and tool work.
  • JET SWG-272VS — Best variable speed option for dialing in belt speed across materials.
  • JET BG-379 — Best heavy-duty grinder for production metalworking on a wider belt.
  • Save $ 549.12
    JET JET SWG-272 2" × 72" Square Wheel Belt Grinder
    $ 2,946.12
    $ 2,397.00

    JET SWG-272 2" × 72" Square Wheel Belt Grinder Are your grinding results suffering from crowned wheels that make flat work impossible to control? ...

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  • Save $ 616.91
    JET JET J-4103 2" × 72" Square Wheel Belt Grinder
    $ 3,315.91
    $ 2,699.00

    JET J-4103 2" × 72" Square Wheel Belt Grinder Are you spending too much time grinding, deburring, and chamfering parts by hand with results that v...

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  • Save $ 659.67
    JET JET SWG-272VS 2" × 72" Variable Speed Square Wheel Belt Grinder
    $ 3,540.67
    $ 2,881.00

    JET SWG-272VS 2" × 72" Variable Speed Square Wheel Belt Grinder Are you losing time chasing flat, consistent results on a grinder that was never b...

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  • Save $ 674.85
    JET JET BG-379 3" × 79" Belt Grinder
    $ 3,621.85
    $ 2,947.00

    JET BG-379 3" × 79" Belt Grinder Are you losing time on deburring and finishing passes because your grinder can't handle larger workpieces without...

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Which JET Belt Grinder Is Right for You?

Choosing the right JET belt grinder comes down to belt size, speed control, and how much material you move in a typical session. Use the guide below to match each model to your shop and workload.

JET SWG-272 2" × 72" Square Wheel Belt Grinder

  • Belt size: 2" x 72"
  • Speed: Fixed
  • Wheel: Square wheel platen

A solid fixed-speed grinder for shops that need reliable 2" x 72" performance for knife making, tool sharpening, and general metal finishing.

JET J-4103 2" × 72" Square Wheel Belt Grinder

  • Belt size: 2" x 72"
  • Speed: Fixed
  • Wheel: Square wheel platen

A mid-range fixed-speed grinder with a more robust build — a good fit for shops doing frequent knife making and tool work that demand consistent results.

JET SWG-272VS 2" × 72" Variable Speed Square Wheel Belt Grinder

  • Belt size: 2" x 72"
  • Speed: Variable
  • Wheel: Square wheel platen

The variable speed upgrade for shops that work across different metals and finishes — lets you slow the belt down for heat-sensitive work or delicate finishing passes.

JET BG-379 3" × 79" Belt Grinder

  • Belt size: 3" x 79"
  • Speed: Fixed
  • Wheel: Wide-belt platen

JET's heavy-duty industrial grinder — built for production shops that need a wider belt, more surface contact, and single or three-phase power options.


JET Belt Grinders FAQs

What is the difference between the JET SWG-272 and the JET SWG-272VS?

The JET SWG-272VS adds variable speed control, letting you adjust belt speed for different metals and finishes. The JET SWG-272 runs at a fixed speed and is the more straightforward option for general shop use.

What makes the JET BG-379 different from the 2" x 72" models?

The JET BG-379 uses a wider 3" x 79" belt and is available in single and three-phase power. It is built for heavier production use and shops that need more belt surface contact than a standard 2" x 72" grinder provides.

Which JET belt grinder is best for knife making?

The JET SWG-272, JET J-4103, and JET SWG-272VS are all well suited for knife making. If you work with heat-sensitive steels or need finer finish control, the variable speed SWG-272VS is worth the upgrade.

Do JET belt grinders require three-phase power?

The SWG-272, SWG-272VS, and J-4103 run on standard single-phase power. The JET BG-379 is available in single-phase 220V, three-phase 220V, and three-phase 460V configurations to fit different shop electrical setups.