First Choice for Economical Shoulder Milling • M690 Series 90° Shoulder Mills M690 Designed to streamline even your most challenging milling operations, the M690 Series provides optimal chip evacuation, excellent shoulder finish, free cutting action, and solid tool design for optimal insert support. • New SDMX inserts — helical cutting edges for smooth cutting. • Strong insert and tool design for maximum productivity. • Four cutting edges enable excellent machining economy. Positive pockets and geometry for free cutting action. Strong tool design for optimum insert support. Accurate PSTS inserts offer excellent shoulder finish. Designed for optimal chip evacuation. J42 widia.com