RC Hex Driver 1/4" Power Tool Set Metric 1.5, 2.0, 2.5, 3.0mm

Hex wrench set is 1/4 inch quick release hex shank driver bits fit for an electric screwdriver, hand screwdriver, and electric drills. The hex key set made of heat-treated high-quality solid steel, ensure high torsion and proper hardness to avoid breakage and wear.