DTH Bit

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CIR series

CIR series

CIR series low air pressure DTH bits

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3" High Air Pressure DTH Bits

3" High Air Pressure DTH Bits

BR3/COP32/DHD350(IR3.5/COP34)/QL30(COP34)

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4" High Air Pressure DTH Bits

4" High Air Pressure DTH Bits

DHD340 (DHD340A,COP44)/SD4/QL40/Mission40

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5" High Air Pressure DTH Bits

5" High Air Pressure DTH Bits

DHD350 (DHD350R, COP54)/SD5/QL50/Mission50

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10" High Air Pressure DTH Bits

10" High Air Pressure DTH Bits

SD10/NUMA100

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6" High Air Pressure DTH Bits

6" High Air Pressure DTH Bits

DHD360 (DHD360, COP64)/SD6/QL60/Mission60

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8" High Air Pressure DTH Bits

8" High Air Pressure DTH Bits

DHD380 (COP84)/SD8/QL80/Mission80

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12" High Air Pressure DTH Bits

12" High Air Pressure DTH Bits

DHD1120/SD12/NUMA120/NUMA125

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1-2" Middle Air Pressure DTH Bits

1-2" Middle Air Pressure DTH Bits

BR1/BR2/HD25

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E-mail: zyzcjx@163.com

XHZYZC2005@outlook.com

WhatsApp: +86 15127313223

Add: No.11 Tongyang East Road,Jingzhang Olympic Park Area, Xuanhua District, Zhangjiakou City, Hebei, China

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