Extech 461825-NIST Stroboscope/Tachometer

Extech RPM10-NIST Combination Tachometer and IR Thermometer

461891 Extech Hand Held High Precision Contact Tachometer

Extech 461825-NIST Stroboscope scratch some ding .missing one battery cover crew

Extech 461825-NIST Stroboscopes - Style (Stroboscope): Hand Held, Digital Displa

Testo 460 Hand Held Tachometer

461750 PocketTach® Mini Contact Tachometer

Extech 461895-NIST Tachometers - Detection Type: Contact, Display ( Tachometer): LCD, Style of Tachometer: Handheld

Speed and motion analysis of rotating objects plus non-contact RPM measurement

Extech 461825 Photo Tachometer / Stroboscope

Extech 461825 Combination Optical Tachometer/Stroboscope from Cole-Parmer

Extech 461825 Stroboscopes Style (Stroboscope): Hand Held

461825NIST 461825-NIST EXTECH STROBE/TACH W/ NIST