... :1,40:1,50:1,80:1,100:1 Direction of dial scale:DX or SX Gauge and dial Position and Handwheel ... woodworking machine accessories more than 10years.such as digital position indicator, position indicators, indicators, bakelite handle and knob, lobe ball knobs ... wheel with indicators, indexing plunger, universal joints and chains. Position indicator and Handwheel gauges with good quality