QTY. 1. AMETEK MANSFIELD AND GREEN DIVISION DIGITAL TACHOMETER MODEL: 1726

QTY. 1. AMETEK MANSFIELD AND GREEN DIVISION DIGITAL TACHOMETER MODEL: 1726 FREQ. RANGE: 10HZ TO 1667.0 HZ. ROTATIONAL ACCURACY +/_ .025 % OF INDICATED READING + 1. LSD LINEAR MEASURING ACCURACY +/_ .2 % + 1 LSD. IN HARD SIDE CARRYING CASE.