The EXTECH (Accurate up to 0.05 Contac) — part 40507790 is designed for reliable storage and handling across shops, warehouses, and facilities. Accurate up to 0.05%, Contact and Noncontact Tachometer 6.2 Inch Long x 2.3 Inch Wide x 1.6 Inch Meter Thick, 2 to 99,999 RPM Measurement. Use it to organize parts, consumables, and bulky items while improving workflow and protecting contents from dust, moisture, and impact.