Amana Tool Supertrim™ 3° & 5° Shear Carbide-Tipped w/Ball Bearing GuideThank you for shopping with us! 2-Flute For exceptional cutting speed, coupled with a super-fine finish, use these Amana Tool large-diameter flush trim bits on a standard router. Available in either upshear or downshear. Especially suitable for solid surface material when used with optional #47709 Delrin® bearing. Furnished with steel bearing #47714. Note: Downshear bits are not intended for router table use. AMAX Extended Life Features: 200% longer life-time even when working with abrasive materials |