24 PCS both Standard impact sockets and Deep impact sockets in Standard SAE Sizes (3/8”, 7/16”, 1/2”, 9/16”, 5/8”, 11/16”, 3/4”, 13/16”, 7/8”, 15/16”, 1”, 1-1/16”) and Metric Sizes (12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm, 22mm, 24mm, 27mm), 3 PCS Impact Extension bars (3”, 6”, 10”), 3 PCS Impact adapters (1/2” & 3/8” impact swivel adapters, 1/2” x 3/8” impact adapter), 1 PC 3/4” x 13/16” flip socket. It comes with 3PCS Impact Extension bars (3”, 6”, 10”), 3PCS Impact adapters (1/2” & 3/8” impact swivel adapters, 1/2” x 3/8” impact adapter), 1PC 3/4” x 13/16” flip socket, help get your work done more efficient and flexible. Constructed of heat treated chrome vanadium steel with a professional-grade, black phosphate finish for anti-oil and anti-rust, which is a type of alloyed tool steel with great strength and durability for high-intensity long-term work. The 6-Point hex socket design avoids round-off deterioration caused by impact and electric wrench under high torque and hammer pressure. High-contrast and visible laser-etched markings on corrosion-resistant black phosphate finish make it easy to identify the drive, socket sizes, specs, and measurements even in dim light. The sockets are stored in a sturdy, decisive blow molded case. Each socket, adapter, or extension bar has its place inside the case, making it easy to find and organize. For includes a full range of metric and SAE sockets, adapters, etc. And all the tools are carved with metric/inch sizes. Whether you’re working with standard or metric measurements, these pieces will meet your needs, and they are easily identified, ensuring you find the exact tool you need. Chrome Vanadium Steel, Alloy Steel. 22 x 14 x 6 inches. Suitable for Cordless drill. 6-Point hex socket design. 24 both Standard impact sockets and Deep impact sockets in Standard SAE Sizes (3/8”, 7/16”, 1/2”, 9/16”, 5/8”, 11/16”, 3/4”, 13/16”, 7/8”, 15/16”, 1”, 1-1/16”) and Metric Sizes (12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm, 22mm, 24mm, 27mm), 3PCS Impact Extension bars (3”, 6”, 10”), 3PCS Impact adapters (1/2” & 3/8” impact swivel adapters, 1/2” x 3/8” impact adapter), 1PC 3/4” x 13/16” flip socket. All sockets are stored in a sturdy and strong blow molded case. Each socket, extension bar or adapters has its own place inside the case, which makes it very easy to find and organize.