General description Neilsen 14pc Jumbo Crows Foot Feet Wrench Spanner Set is designed for accessing fasteners and fittings in hard-to-reach areas or tight spaces. This set includes a variety of sizes to accommodate different needs. Technical specifications Material: Drop forged, heat treated steel Finish: Chrome plated for durability Drive size: 1/2'' Sizes included: 27mm, 30mm, 32mm, 33mm, 34mm, 35mm, 36mm, 38mm, 41mm, 42mm, 45mm, 46mm, 48mm, 50mm