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Road Milling Teeth JJ45 High performance Rock Drilling Auger Bit Coal Mining Coal Mining Pick

Road Milling Teeth JJ45 High performance Rock Drilling Auger Bit Coal Mining Coal Mining Pick

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Road Milling Teeth JJ45 High performance Rock Drilling Auger Bit Coal Mining Coal Mining Pick

Parabolic button are widely used as gauge buttons and front buttons of DTH bits,suitable for medium abrasive and hard formations.

Rock DTH drill bits,Tungsten carbide mining drill bits,Overburden drilling bits,Tungsten carbide button,DTH hammer,Coal mining picks

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