SD4 DTH BITS Diameter from 102mm to 160mm
SD5 DTH BITS Diameter from 135mm to 203mm
SD6 DTH BITS Diameter from 152mm to 265mm
SD8 DTH BITS Diameter from 195mm to 380mm
SD10 DTH BITS Diameter from 248mm to 420mm
SD12 DTH BITS Diameter from 291mm to 610mm
95% compared with Sandvik original bits
Supply OEM services.
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Mobile:+86-15910895290
E-mail: info@starockdrill.com
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