Box Wrench Set W-27 and Single Item

Since the box part is through-penetrating, even a long screw can be tightened.
[Features]
· Subtense size: 8X9 / 10X11 / 12X14 mm.
· Quantity: 3-piece set.
· Weight: 220 g.
[Applications]
· Shorter overall length, convenient for equipment assembly in narrow places.