Tool Steels are those steels which are used to form, cut, shear and mold metals and other materials. Cold work tool Steels (D2, D7, A2, O1, S7, S5) are used for roll forming, general tool & die applications, progressive dies, and mining. Hot work tool steels (H13, 2714) are sold into the aluminum extrusion die market, die cast market, plastic mold market, forging market. High Speed Steels (M2, M4PM) are used for punches, taps, drills, mills, blanking dies, and broaching.​