ER collet chucks handle a wide range of machining jobs without having to buy new tool holders. Simply choose the right size collet for the job, set tool depth, and tighten the collet nut and pull stud to the proper torque using a torque wrench and tightening fixure.
Collets are available for: drilling, milling, coolant thru, and high-speed applications. Special “DNA” Dead Nuts Accurate collets are used for small drills (6mm and smaller) to maintain T.I.R. at those sizes.
Includes collet nut and standard stop screw. Purchase collets and wrenches separately.
Note! Collet must be assembled into collet nut before inserting tool and assembling onto chuck.
Note! Do not exceed the following torque recommendations: ER11 – 25ft/lbs ER16 – 40ft/lbs
ER20 – 65ft/lbs ER25 – 65ft/lbs ER32 – 80ft/lbs ER40 – 90ft/lbs
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