overburden drilling system 0 100 rpm

{"cid":"91212094","title":"Hole Drilling Overburden Drilling System Utilizing Carbide Drill Speed 0-100 Rpm Designed for Soil Penetration and Consistent Borehole","imgUrl":"https:\/\/img.chinax.com\/nimg\/46\/01\/7909fb3621c13f4f5e301bab14e1-200x200-1.jpg","attrs":{"Price":"999-99999USD\/PC","Brand Name":"MING","Minimum Order Quantity":"1PC","Delivery Time":"3-5WEEKS","Place of Origin":"China","Certification":"ISO9001","Packaging Details":"WOODEN CASE","Payment Terms":"T\/T, D\/P, Western Union","Supply Ability":"2000PCS\/MONTH","Material":"High Manganese Steel,Carbide","Powersource":"Diesel Engine \/ Electric Motor","Advantage":"High Performance, High-efficiency, Widely Used Hard Rocks And Have Good Penetration","Usage":"Hole Drilling, Mining&Construction&Water Well Drilling","Procession":"Forging,Machining Process","Matched Hammer":"Hammer DHD360","Drillspeed":"0-100 Rpm","Model Shank":"CIR Shank"}}