Bob i have some NICE porting bits if you are interested. I can email you pictures. I bought some at a wholesale auction.
SGS. Bur, Carbide, SL Shape, Taper Shape, Radius End
Item Detail - SL-6 5/8" Cutting Diameter x 1-5/16" LOC 1/4" Shank Double Cut Taper with Radius End Solid Carbide Bur #15303
Just asking. I dunno what i would do with them! i have 60.
SGS. Bur, Carbide, SL Shape, Taper Shape, Radius End
Item Detail - SL-6 5/8" Cutting Diameter x 1-5/16" LOC 1/4" Shank Double Cut Taper with Radius End Solid Carbide Bur #15303
Just asking. I dunno what i would do with them! i have 60.