- Womelsdorf, Pennsylvania, United States
- Jun 1st
Vintage Smiths ATH4 Hand held Mechanical Tachometer measures rpm in 3 ranges 0 to 500 , 0 to 5000 and 0 to 50,000 . Set comes in original case with rubber tips , extension piece , and spring attachment with hex . The 2 smaller rubber tips and metal sleeve does not fit this shaft but I will include it , Directions mention a surface speed wheel , which is missing .