Appointed company
company： 西安天裕矿山设备有限公司
Position： Manger
Introduction：Our company produce PDC bit and pdc core bit , impregnted core bit and DTH hammer bit , taper button bit m if you need please send to me E-mail :smileding@tydrillbits.com , whatsapp:+8618681857863
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Supply：t45 button bit,nmlc core bit,82071990,imregndted core bit for rock
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