Arbortech introduces new Head Joint blades and Heritage blades offering more controlled cuts and exceptional precision for mortar removal on vertical joints and very narrow mortar joints. The blades are available as aftermarket accessories for its AS170 Brick and Mortar saw.The new Head Joint Blades are ideal for cleaning out vertical mortar joints. Developed in response to feedback from heritage restoration specialists, the Heritage Blades reduced cutting width of 1/8 inch and their high level of precision and control, make them ideal for cleaning out the narrow lime mortar joints typically found in historic buildings. Both blades feature the new high performance improved carbide formula and tooth design and high temperature brazing.