10 piece plum blossom drill bit socket set spline set three way socket drill bit plum blossom wrench set for maintenance DIY

Exceptional Durability: Every bit is expertly crafted from drop-forged, heat-treated S2 alloy steel, offering exceptional hardness and strength, with a hardness rating of 60-62 HRC

Long-lasting Performance: The hex bits feature a zinc phosphate finish that resists wear and tear, ensuring reliable performance over time

High-Powered Torque: Made from heat-treated chrome vanadium steel, the drive sockets are built to hand