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The Humble Pull Stud

I’ve said that the toolholder is the least appreciated element in many milling processes, but the pull stud (or retention knob) is perhaps the least appreciated component of the toolholder.

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I’ve said that the toolholder is the least appreciated element in many milling processes, but the pull stud (or retention knob) is perhaps the least appreciated component of the toolholder. This video from Big Kaiser discusses the importance of the pull stud, different types of clamping on the stud, inspection and maintenance recommendations, and the factors that lead to pull stud failure. 

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