Nipper for an excavator

Provided with a vibration device, it discloses a nipper for excavators for excavation of soil in solid ground. Excavator nippers according to the present invention, connection is rotatably mounted to the mounting portion, the blade body for excavating the soil of the ground, abuts with the blade body, the oscillating member to provide a vibration force to hit the blade body, and it is formed of the connection mounting and integrally with the connecting mounts support the vibration member, and a support for limiting the rotation of the blade body. Therefore, the excavator for nipper is, by providing a vibration force to hit the blade body ground is hard, it is possible to easily excavating the soil, even if a mix of stone, such as the soil. Excavators, nippers, a vibration device