Starrett 68930 Accurate up to 0.01 and 0.05 , 0.001 to 10 RPM Resolution, Contact and Noncontact Tachometer
Accurate up to 0.01 (Optical) and 0.05 (Contact), 0.001 to 10 RPM Resolution, Contact and Noncontact Tachometer 6.9291 Inch Long x 2.4016 Inch Wide x 1.6142 Inch Meter Thick, 0.5 (Contact) and 5 (Optical) to 20,000 (Contact) and 200,000 (Optical) RPM Measurement (MOQ=1, Pkg Qty=1)
Not Cancelable or Returnable!