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Clark Woodturning Tools

At TSDr, LLC , we manufacture tools for wood-turning lathes featuring; the Clark Steady Rest, the patented Clark Deep Hollowing System, as well as the Clark Sphere Turning Jig! Have peace of mind in The Dr's systems, we will work with you to make you happy and will not settle till your are 100% satisfied. All of our tooling systems are designed and manufactured to order by Dr. Keith and Alex Clark.

  • Custom made to order
  • Multi System compatibility
  • 18 plus years of experience
  • Made in Oklahoma City, USA 

Clark Hollowing System on a Oneway Lathe with Fulcrum Support Tube

Clark Deep Hollowing

Clark Deep Hollowing System Don't be limited by other systems - paired with a Clark Steady Rest, the proper cutting tip, our guarded tool rest, and our Fulcrum Support Tube accessory, this system cannot be beaten!

  • Fits all lathes including minis

  • Hollow WELL beyond 20’’ with new ULTRA

  • Video Thickness Guide

  • Easy to use

  • Total system compatibility

  • Superior quality

  • Made in the USA

A red cplored Clark Steady Rest with 3 arms rotated to clear a laser thickness guide

Clark Steady Rest

Clark Steady Rests - customized to fit your lathe with color, number/position of arms, and base style ready to fit your personal lathe.

  • Proven to stand test of time

  • Heavy duty

  • Fully customized

  • Made in the USA


A red Clark Sphere Turning Jig

Clark Sphere Turning Jig

Clark Sphere Turning Jig uses 2 thrust bearings and has gross and fine adjustments of diameter.

  • Concave and convex shapes

  • Large diameter bowls and platters

  • largest Jig on the market

  • Made in the USA

  • Tight, smooth and strong

  • Create more than just spheres


Clark Ultra

The new accessory pictured here provides and extension from the standard 1.25" to a 1.75" diameter bar which includes a larger FULCRUM SUPPORT TUBE to allow the basic Clark Deep Hollowing System to hollow vibration free to beyond 3 feet deep while preserving all the features of the standard system! We now have a completely expandable setup to accommodate a wider depth of hollowing and an improved experience between 12 and 36 inches deep! Click on the photo...

Clark ULTRA Hollowing


  • Steady Rest, Clark Deep Hollowing System, Laser Thickness Guide, Fulcrum Support Tube in action

John Leggett demonstrates the full system in action with a 3 arm Clark Steady Rest on a 20" swing Powermatic lathe.


This video is meant to be viewed by those serious about experiencing the Clark Deep Hollowing System.

  • Any size lathe - from a desktop mini with 12" swing to any very large swing lathe.

  • See the system used externally!

1/8" chips with ease

Watch us novice turners easily pulling out 1/8" thick ribbons of wood from deep within the reaches of this log!

Angle of cutter nailed..

See how our 'Angle of Attack Adjustment Feature' that makes changing the angle of the cutting tip easy!

Steady rest can save the day...

The 'oh shit' moment happens when the large log flies off the lathe...