drag bits
drag bits
drag bits
drag bits

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drag bits

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Model No. : cover all size
Brand Name :
12yrs

hejian, he,

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Product description

they are applied to rock formation f6,like mudstone, shale, sandstone, etc., mainly used for drain hole, grouting hole, geological and hydrology drilling, etc.
Usually drag bits are three wings, while sometime people need four wings , five wings or six wings.
Our drag bits selected high quality PDC cutters, which ensure the bits have higher abrasion resistance, faster drilling speed and longer life.
Cangzhou Great Pdc bits Co.,Ltd
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