£35.00
A 3/16” thick plywood template of the “WILLIS ODONTOGRAPH” for the setting out of cog teeth, there is a paper graph stuck to face of the template showing cylindrical teeth measurements with pitch in inches, centres for faces of teeth, number of teeth, centres for flanks of teeth, with examples on the rear of template and a diagram, nice piece of treen for use or wall decor, was used by a patternmaker for setting out of teeth on cogs etc. Measures 13” by 7”.
Price is inclusive of postage to mainland U.K.
In stock