SMART SENSOR Handheld Contact LCD Digital Tachometer Speedometer Tach Meter Wide Measuring Rang 0.5 ~ 19999 RPM Bangle Diameter & Circumference Gauge and gives the diode forward

and gives the diode forward voltage

you don't need to adjust it each time you start the machine

Wheels: (see tools > wheels mops and cones)

01-2A current

Punch sizes: Ø16 to Ø65mm

SMART SENSOR Handheld Contact LCD Digital Tachometer Speedometer Tach Meter Wide Measuring Rang 0.5 ~ 19999 RPM Bangle Diameter & Circumference Gauge and gives the diode forwardThis Contact Digital Tachometer is used to detect rotate speed, linear velocity or frequency of motor. It can be widely used in motor, fan, washing machine, automobile, airplane and other industries. Features: Adopts the MCU and electrooptical technology for contact measurement efficiently. Wide measuring range and high resolution. LCD display for clear indication. Max. Min. LAST value measurement. Equipped with the linear channel rate sensor, easy to