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different size and different profile diamond and alloy drilling bits for bolting and water exploration and broaching

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Address: 167 Yuxiang Street, Shijiazhuang, Hebei province, China

Contact name:Gina

Country/Region	china
City & Province	shijiazhuang hebei

Different size and different profile diamond and alloy drilling bits for water exploration and broaching

We produce different size of drilling bits for different usage:

drilling bit for bolting:

material: diamond and alloy

size: 27mm, 28mm, 30mm, 32mm, 36mm, 40mm, 42mm.

can work together with 26mm-40mm auger drilling rods and B19 and B22 hollow hexagon drilling rods.

can be applied to the rocks with different hardness.

Drilling bits for geological exploration and broaching

material: diamond and alloy of tangsten and cobalt

size: Dia. 32, 42, 45, 65 70, 75, 76, 85, 89 94, 98 110, 113, 127, 133, 147, 153, 180mm

OEM accepted

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