B-61 Mobile Drilling Rig:
Mobile B 61 is a powerful drill rig suitable for drilling
in soil and coarse grained alluvium. Two rigs of this type, mounted on
truck are available in Mandro co. The rig has the drilling capacity of:
410m using 2 Diameter rod
685m using AW size tools or AQ wire line
410m using NW size tools or NQ wire line
110m using 152.3mm Augers
76.2m using 203.2mm Augers
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