Precise Lathe Mandrel, 13/16″ Diameter x 6-1/4″L – 3902-2052

• Designed for setting-up Accurately bored or reamed blanks and castings.
• Standard taper of .0005″ per 1.
• .0005″ undersized on the smaller end.
• Made of hardened and ground tool steel.
• These mandrels are work holders that fit through a hole in the work to grasp it.
• Mandrels are forced into the work using an arbor press and are removed the same way.
• Two advantages to using mandrels is that they leave no grip marks on the work while maintaining concentricity and they provide tool access to the full length of the work.
• Diameter: D
• Length: L

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