Here is a Webster Depthing Tool in like new condition. A depthing tool is used to observe and adjust the depth of engagement between teeth on clock gears. It is also used to scribe centers for clock gears on clock plates.

A copy of the instructions is included.

Not included are the accessory pieces (cone pieces, trumpet pieces and overhung runner adapter).

Shipping weight is 2 lbs.

Questions are welcome.

See my other listings.