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R38-Round 39-R38 Flushing Hole 14.5mm Wrench Flat 32mm R38 Extension Rod

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R38-Round 39-R38 Flushing Hole 14.5mm Wrench Flat 32mm R38 Extension Rod

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Place of Origin : China

Brand Name : MIROC

Model Number : R38 Extension Rod

MOQ : 50

Packaging Details : Wooden Plate

Delivery Time : 25 days

Payment Terms : T/T or L/C

Supply Ability : 20000 pieces per month

Price : negotiation

Certification : ISO

Usage : Drilling and Construction

Advantage : High Performance

Application : Coal Mining,Quarry drilling, Construction,Stone Drilling

Diameter : 22,25,28,32,38,45,51,60mm

Length : 300mm to 6000mm

Thread : R22,R25,R28,R32,R38,T38,T45,T51,GT60,ST58,ST68

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R38-Round 39-R38 Flushing Hole 14.5mm Wrench Flat 32mm R38 Extension Rod

Description
Drill rod using R38 thread system. With wrench flats to aid in coupling/decoupling of rods for extension drilling.

• R28 thread system
• Suitable for small hole range


Color: Based on Customer requirements


Material: Tungsten carbide and high strength alloy steel


Processing: CNC milling and proprietary heat treatment process


Type: R38 Extension Rod R38-Round 39-R38 Flushing Hole 14.5 mm Wrench Flat 32 mm

Our Rod using thread system. Drilling precision can be further improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system.

It is well known that the performance of the material could be played well only after going through heat treatment to release its maximum potential, therefore, the choice of material and heat treatment process are important on an equal basis.

(1) Threaded Connection: R22, R25, R32, R38, T38, T45, T51, and so on.
(3) Length: 600-6400mm.


Specification

Part Number Product Code and Brief Description

Length

(mm)

Length

(ft/inch)

Diameter

(mm)

Diameter

(inch)

Weight

(kg)
4148300677

ER39-R38-1220,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 1220 4 39 1 1/2 10.2
4148300678

ER39-R38-1525,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 1525 5 39 1 1/2 12.8
4148300679

ER39-R38-1830,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 1830 6 39 1 1/2 15.3
4148300680

ER39-R38-2435,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 2435 8 39 1 1/2 20.4
4148300681

ER39-R38-3050 ,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 3050 10 39 1 1/2 25.5
4148300682

ER39-R38-3660,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 3660 12 39 1 1/2 30.9
4148300683

ER39-R38-3965,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 3965 13 39 1 1/2 33.2
4148300684

ER39-R38-4270,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 4270 14 39 1 1/2 35.7
4148300685

ER39-R38-4880,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 4880 16 39 1 1/2 41.0
4148300686

ER39-R38-5530,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 5530 18 1/7 39 1 1/2 46.3
4148300687

ER39-R38-6095,

R38 Extension Rod,

R38-Round 39-R38,

Flushing Hole 14.5 mm,

Wrench Flat 32 mm

 6095 20 39 1 1/2 50.9

R38-Round 39-R38 Flushing Hole 14.5mm Wrench Flat 32mm R38 Extension Rod



Product Tags:

Threaded Drill Rod

      

Drill Rod Threaded

      

drill extension rod

      
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