·Cr-Mo Industrial-Grade Alloy Steel: Crafted from premium impact-grade alloy steelour 1/2" impact socket set with Cr-Mo industrial-grade alloy steel offers exceptional enhancements in impact resistance and absorption. Through the utilization of vacuum heat treatmentthe steel undergoes rapid heating and cooling processesresulting in a polished and highly durable surface. This makes it well-suited for a wide range of operational environments.

·High Torque: Distinguished by its hexagonal drive designwhich sets it apart from traditional designs lacking rounded cornersthis socket tool set significantly reduces pressure exerted on fasteners during impact. As a resultit minimizes wear and effectively prevents bolt rounding and stripping.

·Easy-to-Read Size Markings: The size markings on these 43pcs impact driver socket set are meticulously laser-etched and rolledensuring effortless identification of socket sizes even in low light conditions.

·Convenient Storage & Transportation: The set is accompanied by a moderate-weight metal toolboxproviding convenient portability. The toolbox facilitates organized storage of the tools after useeliminating the risk of unnecessary scattering or loss.

·Abundant Components: This comprehensive set includes 19pcs SAE deep sockets and 19pcs SAE shallow sockets: 3/8"7/16"1/2"9/16"5/8"11/16"3/4"13/16"7/8"15/16"1"1-1/16"1-1/8"1-3/16"1-1/4"1-5/16"1-3/8"1-7/16"1-1/2". It also includes 4 extension bars (3"5"10"15") and a universal joint.