This Precision designed mechanical deluxe turns counter is for use with roller inductors, vacuum capacitors, air variable capacitors, etc. Precision 5-digit counter is enclosed in a dust-free plastic casing. Counts to 9999.9 turns. Counter is coupled to a 1/4 shaft at right angles with bevel gears. 1/8 inch thick aluminum mounting plate is coated with texture powder paint. Has #4 counter sink mounting holes. Mount in 1x3 cutout hole. Unit is 2 1/4W x 3 1/2H inches. Assembly includes 1/4 inch shaft coupler and a 13/4 inch fast-turned crank knob.