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Crossover Interchange Sub

Crossover Interchange Sub

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Product Name	Qty	Part Number
Crossover Interchange Sub 2 3/8" 2 Slot.		DS0400-INTER-2S-112
Crossover Interchange Sub 2 3/8"3 Slot		DS0400-INTER-3S-113
Crossover Interchange Sub 2 7/8" 2 Slot		DS0400-INTER-2S-122
Crossover Interchange Sub 2 7/8" 3 Slot		DS0400-INTER-3S-123
Crossover Interchange Sub 2 7/8" 2 Slot 4.5" O.D.		DS0400-INTER-2S-132
Crossover Interchange Sub 2 7/8" 3 Slot 4.5" O.D.		DS0400-INTER-3S-133
Crossover Interchange Sub 2 7/8" 2 Slot 5" O.D.		DS0400-INTER-2S-152

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The Dual Tube Reverse Circulation drilling technique allows the use of Conventional DTH hammers in conjunction with an interchange assembly mounted above the hammer. In this case, the cuttings move up the side wall and are forced into the inner tube through the open slots located on the interchange assembly.

This product can be used in the following Reverse Circulation systems:


Conventional RC System

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Crossover Interchange Sub

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