Expanding Arbor – 8 Pcs Set

Also known as Expanding-End Lathe Mandrel Sets
• Chuck the shank of the expanding mandrel in a collet, jaw chuck, or fixture.
• With an Allen Key tighten the hex draw bolt until it expands.
• Then machine the slotted Part larger than bore of part.
• Loosen hex draw bolt, position part, tighten draw screw. The part is now chucked and ready for machining.
• This expanding mandrel can be used with standard collets, vises, jaw chucks and many other special fixtures.
• These expanding mandrels are machinable by the customer.
• Multiple expanding mandrels are also used in other special fixtures for holding multiple workpieces ‘side by side’.