Shank: 1/4 inch
10702114: 1" cutting diameter x 1/2" cutting length x 1/4" radius
10702134: 1.1/8" cutting diameter x 5/8" cutting length x 5/16" radius
10702154: 1.1/4" cutting diameter x 3/4" cutting length x 3/8" radius
Carbide Tipped good for softwood, hardwood, plastic laminate, acrylic.
