General description Sealey Premier Crow's Foot Spanner Set 3/8" Square Drive includes 15 pieces manufactured from hardened and heat-treated Chrome Molybdenum steel. This set is designed for limited access applications and features a phosphate finish for corrosion resistance. It is supplied in a convenient storage case, making it ideal for both professional and DIY use. Technical specifications Material: Hardened and heat-treated Chrome Molybdenum steel Sizes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24mm Model No.: AK5983 EAN: 5051747594265 Other information