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Changsha Tianhe Drillingtools & Machinery Co., Ltd.

China Manufacturer with main products: DTH hammers, button bits, rock head, rock adapter, accessorise of rigs, coupling

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DTH Hamners

FOB Price: 200.00 - 20000000.00 USD/Piece
Shipping: 20days
Payment Terms: L/C, T/T(Bank Transfer)
In Stock

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Place of Origin: Hunan in China
Packaging Details: Wooden cases


Type Working Air Pressure Range (Mpa)  Range of Hole Diameter Back Adapter Thread Mathched Bits
TH79 1.2~2.1 Φ90~105  2-3/8API REG DHD3.5
TH98 1.3~2.1 Φ110~138  2-3/8API REG COP44,DHD340
TH122 1.2~2.2 Φ138~156  2-3/8API REG COP54,DHD350R
TH139 1.3~2.4 Φ155~190  3-1/2API REG COP64,DHD360
TH180 1.3~2.4 Φ203~279  4-1/2API REG DHD380
TH220 1.3~2.4 Φ255~350  5-1/2API REG TH220
TH275 1.6~2.5 Φ305~445  6-5/8API REG DHD112
TH398 2.0~2.8 Φ445~605 8-5/8API REG  TH398

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