Nishant Engineers Pvt. Ltd. Is an ISO 9001:2000 certified company which manufactures RPM Counter with dual Shaft. Nishant Engineers Pvt. Ltd produces a wide range of mechanical counters. RPM Counter is a five digit mechanical counter. The RPM Counter with dual Shaft features left hand side knob reset. The double shaft of the product ensures clockwise as well as anti-clockwise rotation. The drive of the RPM Counter with dual Shaft is placed on the right hand side.