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Schramm Style drill pipe

API Drill Pipe

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<p>Drill Pipe Schramm Style used supremium alloy tube materials, 4140/4155 . ROSCHEN DTH drill pipes play a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill rig. The key features of a high quality DTH tube are durability, accuracy and manageability.</p>
Wireline Drill Rod & Casing

Drill Rod

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AQ/BQ/NQ/HQ/PQ drill rod 3m long wireline core drilling for exploration

Drill Rod

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BQ, NQ, HQ, PQ Wireline drill rods

Drill Rod

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NQ HQ PQ Wireline Drill Rod

Drill Rod

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Bq Nq Hq Pq, Nrq, Hrq Wireline Drill Rod, Drill Pipe with Certification High Quality Material

Drill Rod

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<p>Wireline rods are made of special geological steel pipes with high strength and toughness which is processed by high-precision CNC lathe & molding tool.</p>
Wireline Drill Rods

API Drill Pipe

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3" CHD 76 Drill Rods with Mecca grooves

Drill Rod

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CHD Drill Rod

Drill Rod

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<p><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">Roschen </span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">CHD Drill Rods feature a double buttress thread which is unique in that it can deliver both exceptional strength for depth and the durability perform on larger drill rigs used in deep hole coring operations. CHD strings are commonly known as CHD</span></span><span style=";font-family:宋体;font-size:14px"> <span style="font-family:Calibri">70, </span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">CHD</span></span><span style=";font-family:宋体;font-size:14px"> <span style="font-family:Calibri">73, </span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">CHD 76</span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">, </span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">CHD 101</span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">, </span></span><span style=";font-family:宋体;font-size:14px"><span style="font-family:Calibri">CHD 134 for their respective hole diameters. The CHD drill rod is available in diameters 69.9 mm </span><span style="font-family:宋体">– </span><span style="font-family:Calibri">94mm </span><span style="font-family:宋体">– </span><span style="font-family:Calibri">127 mm in lengths up to 6 meters.</span></span></p>

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