Includes: Sae sizes (3/8"", 7/16"", 1/2"", 9/16"", 5/8"", 11/16"", 3/4"", 13/16"", 7/8"", 15/16"", 1"") and Metric sizes (10mm-24mm). Accessories: 3-inch, 5-inch, and 10-inch extension bars. Constructed from high-quality chrome-vanadium steel with a black phosphate finish for durability and rust resistance. The 6-point socket design ensures superior grip and effectively prevents the rounding of nut or bolt corners. Sizes are laser-etched for clear visibility. Comes with a compact, sturdy storage case for easy organization and portability. Weight: 15.18 lbs.