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Extech Digital Contact Tachometer

Rotation speed - Surface speed

Large 5 digit LCD display is easy to read • Built-in memory recalls last MAX/MIN value stored. Autoranging with 0.05% accuracy. Contact measurements from 0.5 to 19,999rpm plus linear surface speed measures in ft/min or m/min. Simply contact rotating object with sensor tip and read. Accessory wheels enable tachometer to measure linear surface speeds. See attachments for additional information