S/ER-S ER Collet Nut Wrench (DM-074) Properties and application: ER collet nut wrench Specifications: ModelB[mm]L[mm]For nut S/ER25-S 37 210 ER25-T2 S/ER32-S 45 250 ER32-T2 S/ER40-S 58 290 ER40-T2 S/ER50-S 72 350 ER50-T2