Type:1- Core Barrel with Bullet Bits
2- Core Barrel with Roller Bits
Cutting Diameter Range:600~2500mm
Drilling Dia(mm)
Shell Dia(mm)
Shell Length(mm)
Shell Thickness(mm)
600
550
1200
16
700
650
1200
16
800
700
1200
16
900
800
1200
16
1000
900
1200 ...
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