CASING ADVANCEMENT SYSTEMS

Overburden Drilling Systems

Geotechnical Products
Casing Advancement Systems

We can make hardened alloy steel casing shoes to order, and we can also take care of welding shoes and ring bit assemblies to casing when required.

We can make hardened alloy steel casing shoes to order, and we can also take care of welding shoes and ring bit assemblies to casing when required.

Casing lengths and specifications can usually be produced to specific requirements. Listed below are the casing and shoe sizes for the most popular systems. Other sizes are available on request, and we can, of course, also supply the Drill Rods. Contact our knowledgeable sales team to discuss your exact requirements.

Outside Diameter Wall Thickness Thread Type
114.3 6.4 Modified Square
114.3 8.0 Single or Double Start Klemm
139.7 6.4 Modified Square
139.7 8.0 – 9.5 Single or Double Start Klemm
168.3 8.0 – 9.5 Single or Double Start Klemm
193.7 8.0 – 9.5 Single or Double Start Klemm
219.1 9.5 – 12.7 Single or Double Start Klemm
254.0 9.5 – 12.7 Single or Double Start Klemm
273.1 9.5 – 12.7 Single or Double Start Klemm

At a glance

Made in Britain
  • 1 meter

  • 1.5 meter

  • 2 meter

  • 3 meter

Alternate lengths and combinations can be produced to customer requirements.

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