Includes 20 pieces.7761 extension bar, 3/8".7762 extension bar, 3/8".7766 universal joint, 3/8".7768 universal joint, 3/8".7400SM-10 3/8" socket hex 10 mm.7400SM-11 3/8" socket hex 11 mm.7400SM-12 3/8" socket hex 12 mm.7400SM-13 3/8" socket hex 13 mm.7400SM-14 3/8" socket hex 14 mm.7400SM-15 3/8" socket hex 15 mm.7400SM-16 3/8" socket hex 16 mm.7400SM-17 3/8" socket hex 17 mm.7400SM-18 3/8" socket hex 18 mm.7400SM-19 3/8" socket hex 19 mm.7400SM-20 3/8" socket hex 20 mm.7400SM-22 3/8" socket hex 22 mm.7400SM-6 3/8" socket hex 6 mm.7400SM-8 3/8" socket hex 8 mm.7400SM-9 3/8" socket hex 9 mm.7750RN reversible ratcheting wrench 3/8".Foam available with laser marked.Foam available with laser marked