High Speed Steel & Carbide, Handle Gunshop Milling Chores
Center-cut, four-flute design cuts on the side and bottom to save machine time and money; you can make plunge cuts without pre-drilling. All are right-hand helix for right-hand turning equipment. For general purpose end milling operations in unhardened steels. ¼" through 7⁄16" sizes contain 8% cobalt for added toughness.
1911, Issue:09, Page:060
Big Book Catalog, Issue:65, Page:137
Big Book Catalog, Issue:65, Page:465
New Product Supplement, Issue:611, Page:016
SPECS: 5mm through 3⁄8" sizes have 3⁄8" dia. shanks, ½" size has ½" dia. shank. Overall lengths from 2-7⁄16" (6.2cm) to 3¼" (8.25cm). 5mm (.1968”) dia. x ½" (12.7mm) long cut. ¼" (6.35mm) dia. x 5⁄8" (15.8mm) long cut. 3⁄8" (9.5mm) dia. x ¾" long cut. ½" (12.7mm) dia. x 1¼" (3.17cm) long cut.