All my products are 100% Authentic. Set contents (pcs):21. Socket contents (mm):6 square: 7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22. Handle contents: Ratchet handle, quick spinner, universal joint, spinner handle, Extension bars (3). Insertion angle (mm): 9.5. Number of ratchet gear teeth (72). Case size (mm): 415 x 120 x 50. Mass (kg): 2.6. International Buyers – Please Note. I do not mark merchandise values below value or mark items as “gifts” – US and International government regulations prohibit such behavior.