81, 25, 655 and 656 AGD Dial Indicators (White Dials Furnished Standard) Graduation Range Dial Reading Group 1 Group 2 Group 3 Group 4 One Rev. Total 81 Indictators 25 Indicators 655 Indicators 656 Indicators .001" .020" .050" 0-10-0 81-142 25-142 655-142 656-142 0-20 81-242 25-242 655-242 656-242 .001" .030" .075" 0-15-0 81-143 25-143 655-143 656-143 0-30 81-243 25-243 655-243 656-243 .001" .030" .075" +0.30, –0.30 81-143-628* –0.30, +0.30 81-143-629* .001" .040" .100" 0-20-0 81-144 25-144 655-144 656-144 0-40 81-244 25-244 655-244 656-244 .001" .050" .125" 0-25-0 81-145 25-145 655-145 656-145 0-50 81-245 25-245 655-245 656-245 .001" .100" .250" 0-50-0 81-141 25-141 655-141 656-141 0-100 81-241 25-241 655-241 656-241 .001" .100" .500" 0-50-0 25-341/5*† 655-341/5* 656-341/5* 0-100 25-441/5*† 655-441/5* 656-441/5* .001" .100" 1.000" 0-50-0 25-341*† 655-341*† 656-341*† 0-100 25-441*† 655-441*† 656-441*† .001" .100" 2.000" 0-100 25-2041* 655-2041* 656-2041* 3.000" 25-3041* 655-3041* 656-3041* 4.000" 25-4041* 655-4041* 656-4041* 5.000" 25-5041* 655-5041* 656-5041* 6.000" 656-6041* 7.000" 656-7041* 8.000" 656-8041* 9.000" 656-9041* 10.000" 656-10041* 11.000" 656-11041* 12.000" 656-12041* 81, 25, 655 and 656 AGD Dial Indicators (Yellow Dials Furnished Standard) Graduation Range Dial Reading Group 1 Group 2 Group 3 Group 4 One Rev. Total 81 Indictators 25 Indicators 655 Indicators 656 Indicators 0.001mm 0.1mm 0.25mm 0-50-0 25-151* 0-100 25-251* 0.002mm 0.2mm 0.5mm 0-10-0 81-161 25-161 655-161 656-161 0-20 81-261 25-261 655-261 656-261 0.01mm 1mm 2.5mm 0-50-0 81-181 25-181 655-181 656-181 0-100 81-281 25-281 655-281 656-281 0.01mm 1mm 10mm 0-50-0 25-381*† 0-100 25-481* 0.01mm 1mm 25mm 0-50-0 25-781*† 0-100 25-881*† 655-881*† 656-881*† 0.01mm 1mm 50mm 0-100 25-2081* 655-2081* 0.01mm 1mm 75mm 0-100 25-3081* 655-3081* 0.01mm 1mm 100mm 0-100 25-4081* 655-4081* 0.01mm 1mm 125mm 0-100 25-5081* 655-5081* * With revolution counter on dial † With top lift mechanism 149 starrett.com I ndica tors and G ages