75-I Mechanical Resettable 5 Digits 350 R/Min Rotation Counter Rotary DisplayOOTDTYAs:Revolution counter is a recorder specialized in measuring length or various rotary machines. It is commonly used in measuring and recording the cable length range and the number of rolling or winding machine, etc. With 5 digits while turning to the right can gradually increase the digit, counterclockwise turn to decrease it. Specifications:Outer Material: MetalModel: 75-ICyfre Display: 5Range: 0-99999Max. Rotation Speed: 350 r/min Rated Voltage: 220V Shaft Diameter: 6mm/0.24" Body Size: 8.4 x 4.9 x 5.7cm/3.31 x 1.93 x 2.24" Total Length: 16.5cm / 6.5 in Mounted Hole Diameter: 5mm / 0.2 in Quantity: 1 PcNote: Please allow 1-3mm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Content:1 x RPM Counter