well drilling pipe online manufacture

Product name:High Carbon Steel MK3E133mm overburden eccentric drilling bit for construction Casing pipe OD: 133mm When simultaneously drilling and casing through loose overburden materials, our casing drilling ... Read More

Product name: 146 MM MRING single-use symmetric caisng drilling system with casing shoe Product category: MRING Concentric casing drilling bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 146mm ... Read More

Product name: 139mm recycle ring bit casing drilling system for engineering Product category: Overburden casing ring bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 139mm Recycle ring bit casing ... Read More

Product name: 7 Degree 32mm tapered drilling tools Product category: DTH taper drill bit Matched connection: 7 degree taper Diameter: 32mm Carbide: spherical, ballistic,semiballistic KINGDRILLING DTH taper ... Read More

Product name: 7 Degree tapered blade drill bit Product category: DTH taper drill bit Matched connection: 7 degree taper Diameter: 32mm KINGDRILLING DTH taper drill bit description: Taper cross X bits are tend ... Read More

Product name:219mm MRS concentric under reaming drilling system for construction Casing pipe OD: 219mm MRS overburden drilling systems are designed for economic cost of drilling in simultaneous casing ... Read More

Product name: 114mm Supporting casing drilling recycle ring bit for tunnelling Product category: Symmetric casing ring bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 114mm 114mm Supporting casing ... Read More

Product Name: 155mm Mring Overburden Symmetric Casing Drilling System Bit With Casing Shoe For Construction Product Description: This overburden drilling systems are designed are designed to use ring bit which ... Read More

Product name: 12 Degree Taper 37mm Tapered Rock Drill Bits With Drill Rod For Quarry Product category: DTH taper drill bit Matched connection: 12 degree taper Diameter: 37mm KINGDRILLING DTH taper drill bit ... Read More

Product Description: This overburden drilling systems are designed are designed to use ring bit which is not connected to casing shoe, for piling. Product components: Pilot bit + outer ring bit + casing shoe ... Read More