Cold expanding toolholders.

Position:Cutting Tool Talk
 
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ColdSet toolholders use Command's patent-pending S.M.A.A.R.T. technology to change and securely hold cutting tools for high-speed machining. Low temperature chills the toolholder nose to expand the bore in about 30 seconds through phase transformation in the crystalline structure of the alloy. After the cutting tool is installed, the holder begins to warm back to room temperature gripping the tool securely. The Coldset method works equally well with both carbide and high-speed steel when working with...

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