J. R. Engravers manufactures Automatic Numerator Wheels. The Automatic Numerator Wheels comes with automatic or manual advance suitable for M/C USE or by hand and hammer, Automatic Rotary Numerator with six wheels, with a special design to ensure that figures advance one-at-a-time accurately and automatically.
J. R. Engravers is the supplier of Steel Stamps, I.S.T. [Interchangeable Steel Types] Logo Marking Stamps, Hand Punches, Electrodes for Mould Engravings, Numerators, Brass Type Stamps, etc.