• Soft yet solid feel of 1025 Carbon Steel.• Precision Forging process provides the highest level of manufacturing consistency.• Progressive cavity back, longer blade length, thicker topline and slightly more offset than 588 MB irons.• Precise milling process produces perfect groove consistency and groove edges.• Tour Zip Grooves are milled to the maximum groove dimensions while conforming to USGA groove requirements.• Laser Milled technology provides surface roughness to maximize spin.