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EGGeiger's Evolution Sharpening System for Gouges

EGGeiger's
Re-Centering Solution

Business name: Geitech, Inc., established 1983
352-354-3314

Updated May 9, 2024
NOTE: We no longer accept orders from international locations.


Please contact us if you are looking for: turning tools, tool rests, sharpening systems, a wheel dressers, a re-centering system or other accessories.
 

Click on the following links (in white) to go directly to ordering that line of products:
Evolution sharpening systems are IN-STOCK!

Re-Centering Solutions are IN-STOCK!
 

​Experience supeior accuracy and repeatability when sharpening bowl and spindle gouges with the Evolution sharpening system. The system is simple to install, easy to use and inexpensive. 

Shape and sharpen the following:

  • Ellsworth/Irish Grind on bowl gouges

  • Micro-Bevel grind for producing smooth inside surfaces on bowls

  • 40/40 Bowl Gouge (my version) for clean push cuts

  • Spindle Gouges

Select any of four grind in seconds! Each is very repeat

Great for use with CBN and aggregate (stone) wheels.

40/40 Bowl Gouge Grind

Achieve superior results using our jig

Ellsworth/ Irish grind (bottom) and Micro-bevel grind (top)

The Evolution Sharpening system is an aftermarket product for use with the *Wolverine sharpening system (not included) and can be used with the Wolverine Vari-Grind or Ellsworth jig (not included).
* The Evolution system is not compatible with the Vari-Grind II

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Evolution Sharpening (standard) system for use with the Wolverine Vari-Grind.

Free shipping in US!

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Deluxe Evolution Sharpening for Vari Grind jigs

Includes a second stop collar to Enable setting up the system on two grinding wheels (Coarse and Fine). Requires a second Wolverine V-Notch arm available from other suppliers.

 

Precision-Machined Wheel Bushings

1/2" id x 1' od x 3/4" L

Free shipping in the US

Price: $40

Precision-Machined Wheel Bushings

3/4" id x 1" od x 1" L

Free shipping in the US.

Price: $40

Discover Cool Grinding!

Imagine sharpening your tools on a smooth spherical, compound-curved, surface. This is precisely the surface produced on your grinding wheels when using our:

 Tru N Dress Grand Slam and Crowning tool rest. Few people have experienced this, but I encourage you to try it. It is truly a unique experience.

To get an understanding of the resulting surface, I refer you to the drawing to the left. It is as if you took a 1" wide slice out of an 8" sphere.

What are the benefits? 

1) Significant heat can be generated when grinding metals on aggregate based (stone) wheels. Heat can have an adverse effect, especially on tools. Some tool steels should not be quenched in water. When tools contact the flat surface of grinding wheel, a great amount of friction is created producing heat. When a tool contacts a spherical surface the contact is minute and narrowly focused, thus minimizing the friction and producing less heat.

2) Many tools such as plane irons, chisels, woodturning Skews etc. have straight edges. When refreshing the bevels on straight edges on a grinding wheel with a flat surface, if the position of the tool wavers even the slightest bit, the edge of the wheel will cut a groove in the edge of the tool. This requires reestablishing the edge, wasting valuable time and tool steel. The surface produced by the Grand Slam and Crowning tool rest results in about 1/64" high crown on the wheel, which allows for some variation in the position of tools, reducing the risk of damaging the tool, such as described above.  

Tru N Dress Grand Slam and Crowning rest for Veritas COMBO

Save $5 OUT OF STOCK!

Free shipping in the US!

Tru N Dress Grand Slam and Crowning rest for Veritas COMBO

Save $5 OUT OF STOCK!

Free shipping in the US!

Replacement Diamond

1/2 ct on a 1/2" diameter threaded shaft and includes a knob! Fits either Tru N Dress models.

DOES NOT fit a 7575 (BTW: The 7575 is not our product!).

Free shipping in the US!

Price: $65

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