New Hand-e 4 piece Mini Expanding Arbor Set
Breakheart Tool Company's Original Expanding Arbors
Set includes 3/16" - 1/4" - 3/8" - 1/2" sizes
Made with Pride in America from 12L14 steel they can be used as is or you can easily machine them for your custom needs.
Great for use on lathes, milling machines, grinders, chucks, collets and fixtures.