Foret de charbon Rock
Avec une usine professionnelle et productive, HAINAISEN est l'un des principaux Chine charbon rock drill bit fabricants. Bienvenue au foret de roche de gros du charbon de notre part, nous avons toujours des produits bon marché à vous offrir.Send product request
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Merdiven tipi sürükle Bit | Profesyonel ve verimli fabrika ile HAINAISEN önde gelen Çin merdiven türü sürükle bit üreticilerinden biridir. Hoşgeldiniz toptan merdiven türü sür... | |
91/2" HS662XA Китай поставок зробив сталевого штампованого алмазного використовується Pdc дриль біт продажу в хорошому стані | Китай постачання хорошому стані біт сталевого штампованого дриль, гарна якість, встряванню біти, свердло pdc, diamond свердло | |
12 1/4"HS652XA 鋼體 Pdc 金剛石鑽頭尺寸/API 油井 Pdc 鑽頭 | 鋼體 pdc 鑽頭鑽頭,金剛石鑽頭,5 葉片鑽頭,單排鑽頭,砂岩鑽井 | |
6 "HM362XA 6 lamela matrice telo nafta bušenje Pdc burgiju za bušenje naftnog polja | dijamantni pdc proceduru bitni /oil field bušenje/6 Blejd najbolji kvalitet pdc bušenje / diamond bitova veličine | |
121/4" HM652XG forró eladás olaj fúró szerszámok gyémánt fúró | PDC fúrószárak olaj feltárása Website: |
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