Soil Butterfly Bucket:
no pilot tip , automatically opening with help of double shaft side opening mechanism ; barrel and bottom plates are integrated , with bucket teeth ; closed by clokwise rotation , opened by counter-clockwise , side opening form appears when unloading , suitable for smail fiameter piling through high viscosity formations .
Rock Butterfly Bucket :
enhanced cylinder body and the bottom plate on the basis of the soil butterfly bucket ,with roller bits .It can be used in soft plastic rock formations with high cohesion ,such as mud stone and sandstone .
Audited Supplier 
){kind=link}