ER 40 Collet

For Techniks 46140 ER 40 Nut 

Slotted Nut

253mm(9.961") Length x 75mm(2.953") Width

Techniks Part No. 04240

*** Torque down the nut to 80-90% of maximum torque value. Do not over tighten nut as this will cause failure to tool holder and collets.