Tricone bits / Casing systems / Foundation drilling
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Sliding-wing Concentric Casing System
Casing systems / Sliding-wing

Sliding-wing Concentric Casing System

Drill and advance casing together

A casing-system family for drilling through overburden or unstable ground. Share casing outside and inside diameter, wall thickness, required hole diameter and hammer type to confirm a compatible assembly.

Model / family
Sliding-wing
System type
Concentric system with sliding wings

Technical data is listed below. The complete catalog is available when discussing your requirements.

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PRODUCT DATA

Technical specifications

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Extracted from the supplier catalog · PDF page 23

Product specifications
System typeConcentric system with sliding wings

Recommended model specifications

Recommended model specifications
Product codeCasing OD (mm)Max. wall (mm)Reamed diameter (mm)WingsCasing shoe ID (mm)Max. pass-through bit (mm)Compatible hammer
HSC168-HD55-136-W16810≥ 1762138136DHD350 / QL50
HSC178-HD55-146-W17810≥ 1862148146DHD350 / QL50
HSC194-HD65-160-W19410≥ 2022162160DHD360 / QL60
HSC219-HD65-185-W21910≥ 2272187185DHD360 / QL60
HSC245-HD85-185-W24510≥ 2533210208DHD380 / QL80
HSC273-HD85-235-W27310≥ 2833235235DHD380 / QL80
HSC323-SD10-280-W32310≥ 3383282280SD10 / NUMA100
HSC406-SD12-350-W40612.7≥ 4223353350SD12 / N125A
HSC508-SD15-450-W50812.7≥ 5243453450SD15 / HY15
HSC560-N180-475-W56012.7≥ 5783478475N180 / HY18
HSC610-N180-545-W61012.7≥ 6283548545N180 / HY18
HSC660-N240-600-W66012.7≥ 6783603600N240
HSC711-N240-645-W71112.7≥ 7293648645N240

Model codes and dimensions are transcribed independently. For the 245 mm and 273 mm variants, confirm the code/diameter entries and pass-through clearance with the supplier.

Catalog data is for selection reference. Confirm current specifications, connection, air supply and ground conditions with the supplier before ordering.