Bosch HB212 Multi-Purpose Hole Saw, 2-1/8 in Dia Hexagonal, 8% Cobalt

The Bosch HB212 2-1/8 In. Bi-Metal Hole Saw features a Progressor tooth design for faster cutting and longer life in wood and metal applications. It has a reinforced shoulder for added strength and a cobalt alloy for improved heat resistance. This hole saw works with standard or Quick Change mandrels, requiring adapters for the latter.