Professional diamond tools for stone processing, high quality and favourable price!
0086-139-59890092
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Diamond Drill Bits
Diamond core drill bits are also called diamond hole saws, which is suitable for electric portable angle grinder or drilling machines for drilling ceramic, porcelain, marble, granite, stone, concrete and other composite materials, great for Home, Hobby, Craft, Construction, etc., dry or wet use, water coolant will be much better for drilling performance.
0086-139-59890092
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