dth water hammer

... Drilling for Well Drilling and Hard Rock Drilling (down-the-hole) drilling involves a drilling at the bottom of a dril...

... and reliable drilling performance. It has a thread connection of API 2 3/8 Reg Pin, a weight of 30kgs, a spline of 8 and with air tube. Thi...

Product Description: Sollroc DTH drill bits utilizes polycrystalline diamond compacts as an alternative to the conventional cemented carbide cutters. ...

Top drilling tools COP 64 high air pressure well drilling Product features of and bits Description: ar...

... Well Drilling CD55A With High Environmental Protection The Characteristics Of High Air Pressure Without foot valve It ...

... 203 drill bits s and bits Product Name 8" - 254mm drilling bits Material Carbide Color Yellow Bit Shank DHD380 COP84 SD8 Q...

.... Specific heat treatment standards and special "stress relief" processes ensure consistent performance. bits are designed for maximum p...

... with DHD360 shank for well drilling Product category: well drilling tools Matched DHD360 Connection thread: A...

... Product Description: HD series (Our company called QDL series ) is a kind of high air pressure without footvalve,it...

... Drill Bits DHD3.5 M30 Good Flushing Design bit is also called BIT, Button Bit, Down The Hole Button Bit, Rock Bit, Ro...

... Drill For Hard Rock Mining Down The Hole Product Description KSQ include high air pressure and low air pressure two se...

... is largely determined by hole size and type of rock formation. Ideally, the size of the should match the required hole dimension as c...

...medium to low pressure . It strictly matches with API standard and other Chinese industry standards.It is durable for being produced wit...

... in rock drilling, is applied in rock drilling, slag is discharged by air pressure and the offstage efficiency is ten times than traditio...

... Well Drilling Rig Machines 1. Brief introduction of JDL-5 mechanical top drive and air dual purpose drilling rig JDL-5 drilling rig...

..., medium air pressure down-hole and high air pressure down-hole . 2.Down-hole application Widely used in metallurgy, coal...

... well drilling rig for sale Brief Introduce 1. well drilling, 2. geothermal air-conditioning project and other boreholes, 3. especia...