PCD engraving bits are mainly used for natural granite,marble,stone,glass,tile,black jade,carbide roll ,Al.copper and others.
Contact: Nina Qiao
Phone: 86-13526572721
E-mail: cutting@zy-superhardtools.com
Whatsapp:86-13526572721
Add: AUX Industry,Zhengzhou City,Henan Province,China
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