Q: How do you use a caliper to check wall thickness?
You pull the legs apart to open the thickness caliper, then adjust the spacing nut to set the wall thickness you want before checking it against the workpiece.
05N2201 - 9" Thickness Caliper
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Primarily used by turners, these thickness calipers can be fitted into virtually any shape of vase or bowl.
To use, open the caliper by just pulling the legs apart (having the spacing nut between the legs rather than outside them allows this), put in position and then set the spacing nut to the wall thickness. Open calipers, remove and measure tip gap.
The spacing nut can be adjusted for any thickness from 0" to 13 1/2" on the 16 1/2" model and 0" to 5 1/2" on the 9" model. The respective throat depths (from nut to tip) are 11 1/2" and 5 1/2". These are equally good for dimensional take-offs of almost any oddly shaped object. Steel with brass fittings.
Made in France for Lee Valley.
You pull the legs apart to open the thickness caliper, then adjust the spacing nut to set the wall thickness you want before checking it against the workpiece.
The 9" model adjusts from 0" to 5 1/2", and the 16 1/2" model adjusts from 0" to 13 1/2", so the larger caliper handles deeper vessels and bowls.
Yes, it works well for dimensional take-offs on almost any oddly shaped object, not just turned bowls and vases.
It's made of steel with brass fittings for the spacing nut and legs.
| Materials | Steel; brass fittings |
| Dimensions | 11 1/2" throat depth (16 1/2" model); 5 1/2" throat depth (9" model) |
| Includes | Thickness caliper |
| Package Quantity | 1 item |
| Country of Origin | France |
| Warranty | Lee Valley Satisfaction Guarantee |

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Thickness Calipers
Primarily used by turners, these thickness calipers can be fitted into virtually any shape of vase or bowl.
To use, open the caliper by just pulling the legs apart (having the spacing nut between the legs rather than outside them allows this), put in position and then set the spacing nut to the wall thickness. Open calipers, remove and measure tip gap.
The spacing nut can be adjusted for any thickness from 0" to 13 1/2" on the 16 1/2" model and 0" to 5 1/2" on the 9" model. The respective throat depths (from nut to tip) are 11 1/2" and 5 1/2". These are equally good for dimensional take-offs of almost any oddly shaped object. Steel with brass fittings.
Made in France for Lee Valley.