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API Casing TABLE SPECIFICATION

2017-11-03

Dimensions Bit Size and Diameter Clearance Size OD Weight Per Foot Nominal Wall Nominal ID Coupling OD Drift Nominal Bit Size Clearance From Drift Dia. Inches Pounds Inches Inches Decimal Inches 7 17 0.231 6.538 7.656 6.413 6 3/8 6.375 0.038 20 0.272 6.456 7.656 6.331 6 1/4 6.25 0.081 23 0.317 6.366 ...
New COP RC45 hammer combines technical performance with lighter weight

2016-12-02

New COP RC45 hammer combines technical performance with lighter weight Fast and accurate grade control is the key to an effective mineral extraction process and ultimately to mining productivity and profitability. That’s why Roschen Secoroc says it has opted to extend its RC hammer range with the ...
What is DTH Drill Pipe and It’s Application

2026-04-17

What is DTH Drill Pipe and It's Application DTH drill Pipe is a new drill pipe, which consists of a rod barrel, a male joint and a female joint,which is used in rock drill and crush, anchor drill, geothermal, water well drill, etc. The function of it is to send the down the hole hammer to the bottom ...
What is DTH Bit Face ?

2026-04-17

DTH Bit Face Design: Choosing the Right Face for Optimal Drilling Drilling efficiency in down-the-hole (DTH) operations hinges significantly on selecting the appropriate bit face design for the prevailing rock conditions. This crucial choice directly influences factors like penetration rate, hole ...
What is water-powered drilling?

2026-04-17

What is water-powered drilling? Better borehole quality & accuracy Cost effective High & versatile performance Less enviromental impact Safe & sustainable drilling Water-powered DTH drilling by ROSCHEN In the year 1950, engineers at Roschen developed a DTH-hammer which is powered by high pressure ...

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API Casing TABLE SPECIFICATION

New COP RC45 hammer combines technical performance with lighter weight

What is DTH Drill Pipe and It’s Application

What is DTH Bit Face ?

What is water-powered drilling?

Down The Hole Drilling

Drill Rod

Tricone Drill Bit

Diamond Core Drill Bits

Down The Hole Hammer