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MF Speed Rods

MF Speed Extension Rod Product Details: Extension rod, other names are Extension drill steel, Extension drill rod, and Extension steel, MF rod ( Speed rod ), are for in drifting, tunneling, long-hole drilling, bench and production drilling industries. These rods are produced with round or...
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MF Speed Extension Rod

Product Details:

Extension rod, other names are Extension drill steel, Extension drill rod, and Extension steel, MF rod ( Speed rod ), are for in drifting, tunneling, long-hole drilling, bench and production drilling industries. These rods are produced with round or hexagonal sections in all common thread designs.All our drifting and extension drill rods are heat-treated with carburization.

 

MF drill rods provides tighter connections, it is easier for handling and quicker for uncoupling than MM drill rods, and are potential to drill straighter holes.

we are able to supply full range of extension rods in different lengths with various threads shown as below.

Thread size: R25, R28, R32, R38, T38, T45, T51.

Rod size: Round 32, Round 39, Round 46, Round 52, Length: 915mm to 5450mm.

Rod size: Hex 25, Hex 28, Hex 32, Hex 35, Length: 610 mm to 6400mm.

 Rods
     Dimension

  Length

Driven Thread

Suitable Bits
     Thread

    Drilling Hole Range

M-F

mm

foot

mm

inch

Hex.25

610~1220

2~4

R25, R28, R32

 R25

33~51

1 19/64~2

Hex.28

1220~3050

4~10

R28, R32, R38

R28

37~51

1 29/64~2

Hex.32

2475~5525

8~18

R28, R32, R38,    T38

R32

40~64

1 37/64~2 1/2

Hex.35

3700~6400

12~21

R32, R38, T38

R32

45~76

1 3/4~3

Round 32

915~4270

3~14

R32, R38, T38

R32

45~64

1 3/4~2 1/2

Round 39

610~6095

2~20

R38, T38, T45

T38, T45

57~89

2 1/4~3 1/2

Round 46

1525~6095

5~20

T38, T45, T51

T45, T51

70~102

2 3/4~4

Round 52

1525~6095

5~20

T45,  T51

T45, T51

76~127

3~5

 

How to order?
Length + Thread + Body Shape and Diameter


FAQ:

1. How about the common packing?

A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.


2. Can I expect a quality products?

A: Yes. mature production technology ensuring the quality satisfy international request.


3. How to make sure the quality?

More than 40 Years engineer to make sure the quality, 100% inspection.

 

4. Shipping way:

A: Sample order: we suggest Courier express delivery such as DHL/UPS/TNT/FEDEX or by air

Bulk order: by air or by sea we suggest.

 

5. Competitive price:

A: KINGDRILLING factory can supply you the lowest price due to direct sale to customers without distributor!

 

6. Methods of Payment:

T/T (Telegraphic Transfer) or Western Union.

 

7. What is the Application?

Mining, Quarrying, Tunneling, Construction, Geological Exploration, Water-well Drilling, Oilfield & Gas Industries.


Hot Tags: MF speed rods, China, manufacturers, price, in mining, made in China
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