00:25

Dependable Alloy Steel Rock Drill Rods For Water Well Drilling 89mm Or 76mm

00:36

Large Pneumatic St-350 Portable Water Well Drilling Rig

00:31

For Construction Deep Borewell ST 260 Pneumatic Drilling Rig

00:35

St 200 Large Water Well Borehole Crawler Drill Rig Equipment 200 Meters Depth

00:29

Gy 200 Engineering Drilling Rig High Speed Efficiency 300 Meters Depth

02:06

GK-200 Geological Drilling Rig , Crawler Type Hydraulic Water Well Drilling Rig

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BW160 Hydraulic Triplex Plunger Drill Rig Mud Pump For Engineering And Borehole Drilling

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Oem Gk 200 Engineering Drilling Rig Core Exploration Water Well Borehole

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Big Horsepower Underground Water Drilling Machine Rig St 200 Pneumatic

00:30

100-150 Meters Water Well Drilling Rig Machine Oem Portable Hydraulic Shallow Drilling

Carbon Steel Integral Drill Rods , Mining Drill Rods For Rock Drilling

Tungsten Carbide Drill Rod , Small Hole Drill Extension Rod Shank H22 x 108mm

Quarry Rock Drill Rods / Tapered Drill Rod H22x108mm Shank For Small Hole Drilling

Chisel Bit DTH Drill Rods / Water Well Drill Rods With 42mm - 114mm Hole Diameter

Hard Rock Drill Rods Carbon Steel Material Plug Hole Integral Drill Steel

12° Hexagonal Steel Tapered Rod Carbon Steel Material For Blasting Holes

R780 Steel 2 7/8" API Mining Water Well Rock Drilling Rod Api Reg Dth Drill Rod For Sale 3 Meter 1.5m 2m

Manufacturer Water Well Drill Rod Oilfield Pipe With Thread Drill High Quality DTH Drilling Rod

Forging Mining DTH Rock Drill Rods Drill Steel Rod HEX R25 R28 R32 T45 T51

Wear Resistant Rock Drill Rods 20 - 42mm Diameter For Underground Mining

Hot Sale API 2 3/8'' REG Standard 76 89 102 Mm Water Well Rock Dth Drill Rod

Friction Welding Carbon Steel Dth Drill Rods For Rock Blasting / Water Well

Integral Rock Drill Rods 1830mm Length With 24mm - 44mm Head Diameter

Alloy Steel Rock Drill Rods R25 / R32 / T38 / T45 / T51 With Length Customization

R25 Threaded Drill Rod , Threaded Extension Rod For Quarry / Rock Construction

Product Name:	Rock drill B22 Tapered Drill Rods
Types	Tapered drill rods, Integral drill rods, Plug hole rods
Application	Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling
Material:	High quality carbide and high quality steel

Types of drill rods	Specifications	Length (mm)	Shank	Weight (kg)
Tapered drill rods	Taper Angle: 4, 6, 7, 11, 12 degree	400mm to 8000mm	Hex22mm108mm Hex25mm159mm Hex19mm*108mm	1.7 - 24.9
Integral drill steel	Bit diameter: 26mm, 28mm, 30mm, 32mm, 34mm, 36mm, 38mm, 40mm, 42mm	400mm to 4800mm		3 – 15.4
Plug hole rods	Chisel bit diameter: 17mm, 20mm, 22mm	150mm to 710mm		0.6 - 2.9

Tapered Thread Rock Drill Rods B22 Length Customized For Gas Drainage Hole

Water Well Drilling Rig

Pneumatic Drilling Rig

Crawler Mounted Drill Rig

Soil Test Drilling Machine

Geological Drilling Rig Machine

Core Drill Rig

Borehole Drilling Machine

Engineering Drilling Rig

Crawler Track Undercarriage

Drilling Mud Pump

Track Transporter

Rock Drill Rods

Water Well Drill Bits

Drilling Rig Tools

Drill Bits

Drill Gyrator Assembly

Tapered Thread Rock Drill Rods B22 Length Customized For Gas Drainage Hole

Drill Rod Parameter :

stellite 21 welding rod

gas welding filler rod

weld fillet gage