Listed is a new, Precision-Marshall #00860 3/8″x 1/2″x18″ D2 Oversized Precision Ground Stock. Thickness: 3/8″ (+.010″/.015″)Width: 1/2″ (+.010″/.015″)Length: 18″ The thickness and width are .010″/.015″ oversized. Precision-Marshall’s D2 is an air hardening tool steel which provides exceptional wear resistance with medium toughness, ease of heat treatment and minimum distortion. Special melting and refining practices are utilized to produce a uniform product with high cleanliness and minimum segregation. The material is tested to rigorous tool steel standards to ensure uniformity of structure and freedom from defects. Meets ASTM A-681 and W 2379.