83/4" HS662XA 6 تیغه مته ذره ذره PDC بدنه استیل, استاندارد API

PDC مته بیت فولاد بدن بیت 6 تیغه کمی تمرین متوسط تمرین نرم بیت، روغن خوب تمرین بیت,

Other supplier products

		核心鑽頭、 hainaisen 鑽頭、 pdc 鑽頭、 水井鑽頭
		pdc burgiju rudarstva uglja, tigar platformu burgiju, certifikat iz Kine, pdc burgiju za rudnika uglja
		PDC DRILL BIT, ACIER CORPS DRILL BIT, FORET DE 6 LAME MOYENNE DOUX FORET, HUILE BIEN FORET,
		81/2"HM952XAG 고품질 Pdc 드릴 Bits.drill 락 Daimond, 믹스 커터 Pdc 드릴 비트를 시추에 대 한 비트
		תוצרת סין המקדחה הטוב ביותר Website:

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