83/4" HM662XAG miniere de cărbune şi baraj constructii pentru bine ulei Foreze Pdc de gaurit biţi
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83/4" HM952XA 222.2 инчов стоманено тяло масло и Pdc бормашина бита Pdc късче |
масло и pdc свредло, API стандарт, кладенци, професионални свредло, диамант бормашина бита, направени в Китай свредло |
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81/2" HM952XG Matrix lichaam één rij nieuwe oliebron Rock Bit |
H-HNS M-MATRIX 9-CUTTER 19 5-5 BLADE 2-stadsprefectuur hiërarchische X-SINGLE rij G-PDC CUTTER gemaakt IN CHINA
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91/2" HM652XAG proizvodi Volfram Karbid pet krila matrica tijelo dijamantni rezač Pdc svrdla |
PDC svrdla proizvoda za smjer bušenja |
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83/4" HM662XAG Mining thee thiab qhov nws teev siv rau cov dej Drilling Pdc laum tom |
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83/4" HM662XA PDC Drill Bits, PDC griezējs kalnrūpniecības mašīnas karbīda biti/naftas atradņu PDC Drill Bit/urbšanas urbjtorņi PDC Drill Bits |
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