Rock Tools Internal Casing Cutter , HWT PWT Casing Advance Drilling

Rock Tools Internal Casing Cutter , HWT PWT Casing Advance Drilling

Wireline Casing Advancer


BW/NWL Casing Advancer 
NW/HWL Casing Advancer 
HW/HWT Casing Advancer 
PW/PWT Casing Advancer 
SW/SWT Casing Advancer 
UW/UWT Casing Advancer 
ZW/ZWT Casing Advancer

Features:

• Three main components include driver, inner assembly, and inner
assembly loading sleeve.
• Positive latching provides an efficient one-step method of drilling
through overburden and casing off to bedrock.
• Rapid and easy removal and replacement.
• Spearhead point is compatible with NQ overshot for lowering and
retrieval.
• Driver supplied with NW casing box connection.


Applications:
• Soil sampling and overburden coring in conjunction with casing.
• Casing through difficult overburden or formations.



Functions: 

1. Roschen provides a full line of wireline casing advancers for soil sampling and overburden

coring in conjunction with casing. These can also be used for casing through difficult overburden

or formations. 
2. Provides a positive latch for a one-step method of drilling through overburden and casing off to

bedrock. 
 

Features: 

1. Cases borehole as borehole advances. 
2. Helps reduce drilling cost by saving rod and casing handling. 
3. Can be used with Rock Bot or TC. Drag Bit. 
4. Long Casing Shoe life as it is always reaming and never drilling alone. 
5. Special flushing ports in the body ensure that the casing bit is adequately flushed. 
6. Uses conventional Right Hand threaded Drill Rods and Casing. 
7. Suitable for Air, Water or Mud Flush. 
8. Manufactured from high quality materials. 

Available specifications: