We supply you all kinds of EOC collet with best qualities and prices EOC collet,machine tool acessories attention:Max clamping range:0.5mm D1DdLL1L2L3EOC16B25.522.652 164.5.51.29.5EOC20B29.827.42 204561.3510EOC25B35.0532.92 255261.410EOC32B43.741.34 326061.4511EOC40B52.249.76 406861.4512EOC50B63.861.18 508071.5513Inspection of Accuracy DLRun out of tolerance1.0 1.66III>1.6 3.0100.0100.015>3.0 7.016>7.0 10.025>10.0 18.040>18.0 24.0500.0150.020>24.0 30.060>30.0 50.0800.0200.030If no special requirment,we would supply to you according to II grade ,if you require I grade,the price would be advanced