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Ame Drill, located in Burlington, ON, and Moncton, NB, is your long-term partner.

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Eccentric Overburden Casing Drilling Tools

Eccentric overburden casing drilling tools stand as the most economical solutions. Thanks to their ingenious design, the reaming wing on the bit is retrievable, allowing it to be reused for the next hole. This not only significantly cuts down on equipment replacement costs but also minimizes downtime, enhancing overall drilling efficiency and making it a cost-effective choice for various projects.

Description

Ame Drill Eccentric Overburden Casing Drilling Tools

Casing drilling, or casing while drilling (CWD) process, is a concept that combining two time-consuming processes, drilling and casing together, performing them at the same time. During the CWD process, powered by DTH hammer, a central piloting bit drives a ring bit to drill a hole wide enough for a casing tube to slide down, drilling and casing processes are therefore performed at the same time.

Eccentric is the most economical solutions because its ingenious reaming wing the bit is retrievable can be used at the next hole. This is particularly design for shallow holes, as is often the case in water well drilling, geothermal wells and for shallow micro-piling work. Odex is ideal for short holes in consolidated overburden. The component of Eccentric system consists of Pilot bits, Reamer bits, Guide device and casing shoe.

When drilling, the reamer bit will rotate out to enlarge the hole which enough for the casing tube slide down behind the reamer. When reached required depth, the drill pipe will drill to the reverse direction and the reamer bit will retract, it is allowing the whole drilling system to pass through the casing.

Features of Eccentric Overburden Casing Drilling Tools

• Complete types of drilling tools suitable for casing tubes with various diameters;

• Good stability and reliability granted by premium alloy steel material and fine CNC manufacturing process;

• Cost-effectiveness realized by mass production.

Applications of Eccentric Overburden Casing Drilling Tools

Eccentric overburden casing drilling tools find diverse applications across multiple industries. In mining and quarrying, these systems ensure stability by preventing cave-ins when extracting valuable resources. For water well and geothermal well drilling, they isolate unstable strata, safeguarding the wellbore and enhancing the efficiency of fluid extraction or heat exchange. In foundation piling, they enable precise installation of piles in challenging soil conditions, providing a robust base for construction projects. Their versatility makes them indispensable in ensuring the success of various drilling and construction endeavors.

Structure of Eccentric Overburden Casing Drilling Tools

Ame Drill-EDT82 Eccentric Drilling Tool (similar to ODEX82)

Ame Drill-EDT82 Eccentric Drilling Tool (similar to ODEX82) shank for IR3.5 DTH Hammer (other shanks are optional)
Alternative casings may by used:
Maximum outside diameter (mm) 108
Minimum inside diameter (mm) 96
Wall thickness (mm) 6

Ame Drill-EDT90 Eccentric Drilling Tool (similar to ODEX90)

Ame Drill-EDT90 Eccentric Drilling Tool (similar to ODEX90) shank for DHD3.5 DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 115
Minimum inside diameter (mm) 102
Wall thickness (mm) 6

Ame Drill-EDT115 Eccentric Drilling Tool (similar to ODEX115A)

Ame Drill-EDT115 Eccentric Drilling Tool (similar to ODEX115A) Shank for IR DHD340A DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 142
Minimum inside diameter (mm) 128
Wall thickness (mm) 7

Ame Drill-EDT115B Eccentric Drilling Tool (similar to ODEX115B)

Ame Drill-EDT115B Eccentric Drilling Tool (similar to ODEX115B) Shank for DHD340 DTH Hammer (others are optional)
Alternative casings may be used:
Manximum outside diameter (mm) 146
Minimum inside diameter (mm) 130
Wall thickness (mm) 8

Ame Drill-EDT140 Eccentric Drilling Tool (similar to ODEX140)

Ame Drill-EDT140 Eccentric Drilling Tool (similar to ODEX140) Shank for IR DHD350R DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 168
Minimum inside diameter (mm) 152
Wall thckness (mm) 8

Ame Drill-EDT145 Eccentric Drilling Tool (similar to ODEX145)

Ame Drill-EDT145 Eccentric Drilling Tool (similar to ODEX145) Shank for IR DHD350R DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 178
Minimum inside diameter (mm) 158
Wall thickness (mm) 9

Ame Drill-EDT147 Eccentric Drilling Tool (similar to ODEX147)

Ame Drill-EDT147 Eccentric Drilling Tool (similar to ODEX147) Shank for IR DHD350R DTH Hammer (others are optional)
Alternative casing may be used:
Maximum outside diameter (mm) 183
Minimum inside diameter (mm) 163
Wall thickness (mm) 10

Ame Drill-EDT165 Eccentric Drilling Tool (similar to ODEX165)

Ame Drill-EDT165 Eccentric Drilling Tool (similar to ODEX165) Shank for IR DHD360 DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 195
Minimum inside diameter (mm) 182
Wall thickness (mm) 6.5

Ame Drill-EDT180 Eccentric Drilling Tool (similar to ODEX180)

Ame Drill-EDT180 Eccentric Drilling Tool (similar to ODEX180) Shank for DHD360, COP64, SD6 DTH Hammer
Alternative casing may be used:
Maximum outside diameter (mm) 219
Minimum inside diameter (mm) 194
Wall thickness (mm) 12.5

Ame Drill-EDT190 Eccentric Drilling Tool (similar to ODEX190)

Ame Drill-EDT190 Eccentric Drilling TTool (similar to ODEX190) Shank for IR DHD360 DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 219
Minimum inside diameter (mm) 205
Wall thickness (mm) 7

Ame Drill-EDT230 Eccentric Drilling Tool (similar to ODEX230)

Ame Drill-EDT230 Eccentric Drilling Tool (similar to ODEX230) Shank for IR DHD380 DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 273
Minimum inside diameter (mm) 250
Wall thickness (mm) 11.5

Ame Drill-EDT240 Eccentric Drilling Tool (similar to ODEX240)

 Ame Drill -EDT240 Eccentric Drilling Tool (similar to ODEX240) Shank for IR DHD380 DTH Hammer (others are optional)
Alternative casings may be used:
Maximum outside diameter (mm) 273
Minimum inside diameter (mm) 260
Wall thickness (mm) 6.5

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