Installing ER (DR, RD, ESX) , style collets is very common in every machine shop and tool & die shop, but is everyone doing it CORRECTLY?
Did you know that there is a torque specification on your collets?
Many people use a cheater bar to tighten down collets believing that the "tighter is better" but that's not always the case. Like all toolholding collets, ER style collets are spring collets with a 30 degree front taper and a 16 degree back taper (a "free releasing 'locking-taper" just like your steep taper toolholder)
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