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... the fairD.The final productsE.The application of the products ZQSJ-65/30 Labyrinth type drip irrigation tape production line

... Simple operation 4. Maintenance convenience 5. High drilling efficiency ZQSJ-90/2.4 Portable Pneumatic Flame-proof Drilling Machine; portable ... and convenient3.Simple operation4.Maintenance convenience5.High drilling efficiencyApplication: ZQSJ-90/2.4 Potable Pneumatic Flame-proof Drilling Machine is ... reaches 300sets/month, you will be the sole agency. ZQSJ-90/2.4 hand-held Pneumatic Drilling Machine

... gas and water in coal tunnel and coal-rock tunnel ZQSJ-90/2.4 Portable Pneumatic Explosion-proof Drilling MachineZQSJ-90 ... hole15-40MØ79 Spiral Shank,Ø91 Diameter of hole10-30M ZQSJ-90/2.4 Portable Pneumatic Explosion-proof Drilling Machine

... 2.Factory price 3.Fast elivery time 4.Best service ZQSJ rig model name:semi-hydraumatic crawler-type drilling rigimpacted engineering ... Drill Righydraulic geothermal crawler drilling rigFull Hydraulic Diamond Drilling Rig ZQSJ ZQSJ

as a active manufacturer, we develop new designs every monthly, more importantly, impregnated diamond drill bits are our company Features and UsageWith normal-reverse transfer functions,good cutting capacity and high speed grilling.Simpie structure,easy operation,little maintanence.Widely used in the hole drolling for water or gas drainage in the coal mine,also can de used inmaintanencePowered dy ...