3.Good raw material
4.Professional tracing service after selling
rock core barrels for drilling rig, foundation construction machinery
1. Sand drilling bucket is mainly used in great stickiness soil,like slurry mud sub clay and some other soft formantion soil.
2. The problem of dumping the wet and sticky clay in the bucket can be solved by this bucket type.
3. We also give you good after-service.
The bucket use the circular plate steel,good toughness and compactibility .
Both steel plate thickness of bottom and body are superior to average level of industry,adopting to large rig and pressure.
Experienced group take charge of tracing service after selling,half to one year maintenance period.