Uxcell Square Drive x Deep Impact Socket, CR-V Steel, 6-Point Metric Sizes Size:21mm 39 inch (L*W*H)

39 inch (L*W*H)

MATERIAL: Brass Wheel

plastic round tube insert cap

and other places

mainly used for the electronical connection between the cables

Uxcell Square Drive x Deep Impact Socket, CR-V Steel, 6-Point Metric Sizes Size:21mm 39 inch (L*W*H)1. Made of chromium vanadium steel, integral heat treatment, strong impact force, high torque and good toughness. 2. Electrophoresis surface treatment, not easy to rust and corrosion resistance. 3. Has a 6 point opening, it can fit tightly to the hexagon of the fastener head so that the maximum torque can be applied without slipping. 4. To prevent round off under stress, it grips the flat sides of the fastener head rather than the corners. 5. The