ER50 SPANNER UM TYPE And C TYPE For ER50 ER NUT Collet Chuck Pack of 1 Style:C TYPE The size indicated on the

The size indicated on the collet is the largest it can hold

ranging from 16 mm to 32 mm

ER32 series collets are available in sizes from 1mm to 20mm

its very useful to increase length of a chuck and also used in turning machine where you have turret sleeve size smaller but straight

ER50 SPANNER UM TYPE And C TYPE For ER50 ER NUT Collet Chuck Pack of 1 Style:C TYPE The size indicated on theER50 UM AND C TYPE Spanner Wrench is made from high quality alloy steel , Thick material allows high torque without bending, 4 point contact ensures no distortion of the collet nut while tightening. ER50 Wrench works on all of our UM Type and UM type collet chucks that take ER50 collets