คุณลักษณะ

• Since the angle of the handle is 45 degrees, it is possible to work avoiding the surrounding obstacles.
• Since the glasses part is in a ring shape, it is hard to come off from the bolts and nuts and receives the load evenly around, so it can be tightened strongly and surely.
• Since the glasses part is 12 square, it is easy to fit bolts and nuts, and it is easy to work in relatively narrow places.