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Wear-resistant Tungsten carbide button / drill bits / drill

Wear-resistant Tungsten carbide button / drill bits / drill

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Wear-resistant Tungsten carbide button / drill bits / drill
It is suitable for making geological prospecting drill bits and mining inserts for light electrical drills for drilling soft rock and
coal formations and drill bits for drilling us-silicated rock formations.
Wear-resistant Tungsten carbide button / drill bits / drill
Button drill bit series passivating leading a long life service.
Wearing drill bit’s life is 5-6 times using life than others.