ER12 Standard Collets (Run-Out Within 0.010 mm) (DIN 6499)

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  1.0 - ..

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  1.5 - 1.0  0.059 ..

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  2.0 - 1.5  0.079 ..

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  2.5 - 2.0  0.098 ..

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  3.0 - 2.5  0.118 ..

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  3.5 - 3.0  0.138 ..

 Collet Designation  Clamping Range  Clamping Capacity Per Set  Each Collet  Collapse by mm  A   mm  B  mm  (mm)  (in.)  From mm  To mm  ER12  4.0 - 3.5  0.157 ..