This SAE 8-piece set features a 3/4 inch (19.05 mm) drive and includes sizes 1", 1-1/16", 1-1/8", 1-1/4",1-5/16",1-3/8",1-7/16" and 1-1/2". The 6-point socket securely grips nuts to prevent slippage. Made from heat-treated CR-MO steel, it withstands high torque from impact tools. Each socket is clearly marked for easy size identification, and the entire set is stored in a convenient case for easy transport and organization. Ideal for maintenance on trucks, cars, SUVs, and more, this set ensures efficient part replacement.