SK Tools

SK Tools (SK Hand Tool Corporation, now SK Tools USA, LLC) has manufactured professional-grade hand tools in the United States for over a century. The brand is best known for its SuperKrome chrome plating process, which provides superior corrosion resistance compared to standard commodity chrome, and its SureGrip drive geometry, which applies torque to the flat faces of hex fasteners rather than the corners to reduce rounding risk on tight or corroded bolts.

SK's combination wrench sets occupy the upper tier of the professional hand tool market — priced above GearWrench and Craftsman, below Snap-on and Mac Tools. The brand has maintained consistent community endorsement among professional mechanics and serious DIYers who prioritize long-term durability and warranty support over lowest acquisition cost.