Piling Rig Rock Drilling Bucket Carbon Steel Soil Rock Digging Bucket There are three types of drilling auger: 1) Continuous Flight Auger and auger .....
Hydraulic Piling Rig Rock Drilling Bucket Q355C Welding For Soft Layer Parameter Product Name Drilling Auger Material Q345B Technique Welding Kelly .....
Special Design Open Body Bucket special use for soil layer construction 500mm-2000mm JTHL Drilling Tools Open Body Buckets Open Bucket : FEATURE : 1. ...
CORE BARREL WITH ROLLER BIT 1. Core barrels are used to cut an annular ring in rock or concrete or reinforced concrete. 2. Cutting ring with roller .....