double drilling

Brand Name:Longway

Place of Origin:China

... drill rod and outer drill rod). The inner cavity hole of the inner drill pipe is a channel for pumping water or mud to the construction hole during operation. In engineering operations, the outer drill rods are connected to each other by threads, and the

Place of Origin:China

...Drilling Machine Glass drilling machine,drilling holes from up and down both sides of glass.It has double drill bits.Can drill holes fast and safely. Both the bottom and top driller working automatic by foot pedal ,no need to pull by hand.This can make the hole drilling good quality. Advantage 1.The main configuration table With laser positioning device, foot switch control (size glass easy to operate). 2.The drill...

Brand Name:Longway

Place of Origin:China

...Double Top Structure HDD Drill Pipe Product Description Drill pipe joints adopt the double ledge (double top) structure. Such structure can enhance the tightness of joints so that the pressure of the mud could realize non-leakage half-way. Greatly reduce the resistance to pilot drilling and back, using this structure improves the torsional strength of drill...

Brand Name:Longway

Place of Origin:China

... In order to realize the reverse circulation drilling process of the through-the-hole DTH hammer, the matching drilling tool system mainly includes a double-wall drill rod. In addition to the through-the-hole DTH hammer used to realize the impact effect, a

Brand Name:Longway

Place of Origin:China

Double Wall Drilling Pipe RC Rods For Reverse Cireulation Drilling Product Description High strength double tube drilling pipe for air reverse circulation drilling in open pit mining. Length can be made as per customer requirements, such as 1m, 1.5m, 2.0m, 3.0m, 4.5m, 6m etc. Diameter: 102mm, 108mm, 114mm etc. Double wall drill...

Brand Name:Longway

Place of Origin:China

... drilling tool system mainly includes a double-wall drill rod. In addition to the through-the-hole DTH hammer used to realize the impact effect, a reverse circulation drill bit and a double channel are also required Faucet, and other auxiliary tools.

Brand Name:Longway

Place of Origin:China

Premium 4 1/2 Double Wall Reverse Circulation RC Drill Rod for Drilling Product Description: The double-wall drill pipe is a full-hole drilling tool with good rigidity, so the hole deviation rarely occurs; the double-wall drill pipe has the same fixed-to-...

Brand Name:Longway

Place of Origin:China

Model Number:4.5"

...double-wall pipes during operation, effectively bringing the sample out of the hole, while protecting the hole from collapse, matching our RC air (water) rotation, ...

Brand Name:Longway

Place of Origin:China

Double Wall Drilling Pipe RC Rods For Reverse Cireulation Drilling Product Description High strength double tube drilling pipe for air reverse circulation drilling in open pit mining. Length can be made as per customer requirements, such as 1m, 1.5m, 2.0m, 3.0m, 4.5m, 6m etc. Diameter: 102mm, 108mm, 114mm etc. Double wall drill...

Brand Name:Longway

Place of Origin:China

Model Number:4.5"

...Double Wall Drill Pipe is a kind of reverse circulation drill pipe made of high-quality carbon steel for oil and gas drilling projects. It is designed for reliable and durable performance in the harshest drilling environments. The double wall design allows for extremely precise drilling and maximum efficiency. It also features excellent wear and corrosion resistance and superior resistance to impact and vibration. The Double

Brand Name:Longway

Model Number:Double wall drill pipe

Place of Origin:China

...Double Wall Drill Pipe is made from high-quality carbon steel, making it resistant to wear and tear, and corrosion. This ensures that the drill pipe can withstand the harsh conditions of drilling operations, including extreme temperatures, pressure, and vibration. The Double Wall Drilling Pipe features a double-walled piping system that provides superior strength and stability during drilling operations. The double...

Brand Name:Longway

Place of Origin:China

Model Number:4.5"

... drill rod and outer drill rod). The inner cavity hole of the inner drill pipe is a channel for pumping water or mud to the construction hole during operation. In engineering operations, the outer drill rods are connected to each other by threads, and the

Brand Name:Longway

Place of Origin:China

...Double Wall RC Drilling Rod Trenchless Double Wall Drill Pipe Product Description Trenchless double wall drill pipe is composed of inner drill pipe and outer drill pipe (called inner pipe and outer pipe). The inner cavity hole of the inner drill pipe is a pumping water or mud channel to the construction hole during operation. During engineering operation, the outer drill pipe is connected with each other by thread, and the inner drill

Brand Name:Longway

Place of Origin:China

... pressure from leaking in the middle. Greatly reduce the resistance of pilot drilling and back drilling. Using this structure improves the torsional strength of the drill rod, so that the internal thread will not be deformed. Through optimized design and

Brand Name:Longway

Place of Origin:China

...double wall RC drill pipe for reverse circulation drilling Product Description: Drill pipe basically consists of a steel tube with a pin at one end and a box at the other. The job of the drill pipe is to transmit the rotational torque and thrust of the rig's rotary head to the downhole drilling tool. Depending on the application, different diameter drill pipes are required. Double wall drill...

Brand Name:Longway

Model Number:2 7/8

Place of Origin:China

... from leaking in the middle. Greatly reduce the resistance of pilot drilling and back drilling. Using this structure improves the torsional strength of the drill rod, so that the internal thread will not be deformed. Through optimized design and other

Brand Name:Xitan Equipment

Model Number:Double Tube

Place of Origin:China

...Drilling Rods For Triple Tube Jet Grotuing Triple Tube Jet Grotuing Drilling Pipes of jet grouting drilling rigs,It can be used in 800mm-1200mm diameter conceret piles in soft undergroud . NAME DIAMETER LENGTH Double Tube Tube Drilling Pipe φ63mm 3m Double Tube Tube Drilling Pipe φ63mm 2.5m Double Tube Tube Drilling Pipe φ63mm 2.0m Double Tube Tube Drilling...

Brand Name:VICORD

Model Number:YCⅡZ600HT

... include efficiency, precision and versatility. This type of drilling machine can drill holes on both sides of a workpiece at the same time, significantly improving processing efficiency and reducing the time wasted on disassembling the workpiece. Its

Brand Name:VICORD

Model Number:YCⅡZ200/300/400/600HT

... include efficiency, precision and versatility. This type of drilling machine can drill holes on both sides of a workpiece at the same time, significantly improving processing efficiency and reducing the time wasted on disassembling the workpiece. Its

Brand Name:MIROC

Model Number:Exploration Drilling Tools

Place of Origin:China

...drill bit diamond and reaming shell for geotechnical Description: T6-101 Impregnated diamond bit Double-tube diamond bit is more popular than single-tube in deep hole and ultra deep hole drilling.In the actual drilling operation, double-tube drill bit is often used with double-tube drill tool. The main advantage of double-tube drill...