spanner type

model

clamping nut

type  A

S/ER11-A

ER11-A,,  ER11-T1

S/ER16-A

ER16-A,  ER16-T1

S/ER20-A

ER20-A,  ER20-T1

 type B

S/ER25-B (38-42)

ER25-B,  ER25-T2

S/ER32-B (45-52)

ER32-B,  ER32-T2

S/ER40-B (55-63)

ER40-B,  ER40-T2

S/ER50-B (78-85)

ER50-B,  ER50-T2

 type U

S/ER25-S

ER25-B,  ER25-T2

S/ER32-S

ER32-B,  ER32-T2

S/ER40-S

ER40-B,  ER40-T2

S/ER50-S

ER50-B,  ER50-T2

   type M

S/ER8M

ER8-M

S/ER11M

ER11-M

S/ER16M

ER16-M

S/ER20M

ER20-M

S/ER25M

ER25-M