Carbide For Cavities, Round Bottoms
Four-flute, center-cut design produces smooth cuts and allows plunge cutting to eliminate pre-drilling. Right-hand cut, right-hand helix. Use in right-hand turning equipment. Single-ended. Premium, high feed rate carbide for hardened steels.
Big Book Catalog, Issue:70, Page:451
SPECS: Shank dia. is same as cut dia. Overall lengths from
2½" (6.35cm) to 3" (7.62cm). ¼" (6.35mm) dia. x
.750" (19mm) long cut. 5/16" (7.9mm) dia. x .812" (20.6mm) long
cut. 3/8" (9.5mm) dia. x .875" (22.2mm) long cut.