Manufacturer suggested retail price. $17.05 Features and Benefits: High quality carbon steel shafts Black oxide finish resists corrosion PVC T - Handles for added torque and comfort Handy storage rack Metric Set Includes sizes: 2mm., 2.5mm., 3mm., 4mm., 4.5mm., 5mm., 5.5mm., 6mm., 8mm. and 10mm. Manufacturer: WILMAR Lifetime warranty does not cover abuse