Save time and money with these 3-sided cutters. When one side dulls, just rotate to the next. There's no regrinding. Set includes one AR, AL, BR, BL, and E (with 1/2” shanks), plus 5 each of throwaway carbide inserts, and 5 each of Tin-coated inserts (44-030), extra screws, hex wrenches, and a storage case. 44-030 replacement inserts fit all holders.