Sr35 Thread Drill Steel Rock Drill Rods for Drifting, Tunneling and Bolting

• After-sales Service: Repair or Replacement
• Warranty: 6 Months
• Certification: ISO 9001:2000, ISO 9001:2008
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: SR35
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Carbon Steel
• Thread: R38/R28 T38/R28 R38/R32 T38/R32
• Machine Type: Drilling Tools
• Color: Red, Black, Yellow, White
• Material Quality: 23crni3mo D6a
• Transport Package: Wooden Case
• Specification: Extension Rods/Speed rods
• Trademark: KAT DRILL
• Origin: China
• HS Code: 82071990
• Production Capacity: 500000PCS/Month
• Package Size: 2700.00cm * 30.00cm * 30.00cm
• Package Gross Weight: 50.000kg

Product Description

Product Description

Extension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. This hollow hole are usually named flushing hole, used for transmitting water or air during drilling. And the threads can be used for connecting couplings, shanks, couplings or bits.

Usually for extension rods, there are R22, R25, R28, R32, R38, T38, T45 ,T51,ST58, T60 threads, and different lengths of rods are available from 600mm to 6400mm usually.
(1)Steel grade: Male-Male Rod, MF Rod
(2) Thread: R22, R25, R28, R32, R38, T38, T45, T51,
(3) Rod size : hex.22mm, hex.25mm,hex.28mm, hex.32mm, hex.35mm, dia.39mm, dia.46mm. dia.52mm
(3)Length: 0.4m-6m
(4)Package: in wooden case or in bundles.
(5)Productivity: 20000MT / month

HEX EXTENSION ROD

HEX Drifter rod

SR35 - R38 - HEX 35     1-3/8" ROPE THREAD (35mm) X 1-1/2" ROPE THREAD (38mm) X 1-3/8" HEX (35mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
HEX 35	3700	12' 1-1/2"	R38	SR35
HEX 35	4305	14' 1-1/2"	R38	SR35
HEX 35	4915	16' 1-1/2"	R38	SR35
HEX 35	5530	18' 1-1/2"	R38	SR35
SR35 - T38 - HEX 35     1-3/8" ROPE THREAD (35mm) X 1-1/2" TRAPEZOIDAL THREAD (38mm) X 1-3/8" HEX (35mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
HEX 35	3050	10'	T38	SR35
HEX 35	3700	12' 1-1/2"	T38	SR35
HEX 35	4305	14' 1-1/2"	T38	SR35
HEX 35	4915	16' 1-1/2"	T38	SR35
HEX 35	5525	18' 1-1/2"	T38	SR35
HEX 35	6140	20' 1-1/2"	T38	SR35
HEX 35	6400	21'	T38	SR35

 
HEX SPEED Drifter rod

MF-Rod   R32M - R38F - HEX 35     1-1/4" ROPE THREAD (32mm) X 1-1/2" FEMALE ROPE THREAD (38mm) X 1-3/8" HEX (35mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
HEX 35	3700	12' 1-1/2"	R38F	R32M
HEX 35	4915	16' 1-1/2"	R38F	R32M
MF-Rod   R32M - T38F - HEX 35     1-1/4" ROPE THREAD (32mm) X 1-1/2" FEMALE TRAP. THREAD (38mm) X 1-3/8" HEX (35mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
HEX 35	3090	10' 1-1/2"	T38F	R32M
HEX 35	3700	12' 1-1/2"	T38F	R32M
HEX 35	4305	14' 1-1/2"	T38F	R32M
HEX 35	4915	16' 1-1/2"	T38F	R32M
HEX 35	5525	18' 1-1/2"	T38F	R32M
HEX 35	6140	20' 1-1/2"	T38F	R32M
MF-Rod   R35M - T38F - HEX 35     1-3/8" ROPE THREAD (35mm) X 1-1/2" FEMALE TRAP. THREAD (38mm) X 1-3/8" HEX (35mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
HEX 35	3700	12' 1-1/2"	T38F	SR35M
HEX 35	4310	14' 1-1/2"	T38F	SR35M
HEX 35	4915	16' 1-1/2"	T38F	SR35M
HEX 35	5525	18' 1-1/2"	T38F	SR35M
HEX 35	6140	20' 1-1/2"	T38F	SR35M

 

Round Drifter rod

R32 - R38 - RD 39     1-1/4" ROPE THREAD (32mm) X 1-1/2" ROPE THREAD (38mm) X 1-1/2" ROUND (39mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
RD 39	1830	6'	R38	R32
RD 39	4305	14' 1-1/2"	R38	R32
RD 39	4915	16' 1-1/2"	R38	R32
R32 - T38 - RD 39     1-1/4" ROPE THREAD (32mm) X 1-1/2" TRAPEZOIDAL THREAD (38mm) X 1-1/2" ROUND (39mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
RD 39	4305	14' 1-1/2"	T38	R32
RD 39	4915	16' 1-1/2"	T38	R32
RD 39	5525	18' 1-1/2"	T38	R32
RD 39	6140	20' 1-1/2"	T38	R32
RD 39	6400	21'	T38	R32
R35 - R38 - RD 39     1-3/8" ROPE THREAD (35mm) X 1-1/2" ROPE THREAD (38mm) X 1-1/2" ROUND (39mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
RD 39	4305	14' 1-1/2"	R38	SR35
RD 39	4915	16' 1-1/2"	R38	SR35
RD 39	5525	18' 1-1/2"	R38	SR35
R35 - T38 - RD 39     1-3/8" ROPE THREAD (35mm) X 1-1/2" TRAPEZOIDAL THREAD (38mm) X 1-1/2" ROUND (39mm)
ROD CROSS SECTION	LENGTH (L)		THREAD
	mm	FT	Lifit	Right
RD 39	4305	14' 1-1/2"	T38	SR35
RD 39	4915	16' 1-1/2"	T38	SR35
RD 39	5525	18' 1-1/2"	T38	SR35
RD 39	6140	20' 1-1/2"	T38	SR35
RD 39	6400	21'	T38	SR35

 

Detailed Photos

 

Our Products

Tapered equipment:
We produce all kinds of rock drilling tools, such as tapered chisel bits, tapered cross bits, tapered button bits,H22 drill rods,H25 drill rods,Pilot rod,Dome bits, Pilot adapter,rock drill and etc.
Also we can produce the button bits according to customer's demand.

 

Drifting and Tunneling Button bits:
The R25, R28, R32, SR32, SR28, SR25button bits and retract button bits:
The R25/SR25 series button bits diameters are from 33 to 51mm;
The R28/SR28 series button bits diameters are from 33 to 48mm;
The R32/SR32 series button bits diameters are from 38 to 76mm;
The R35/SR35 series button bits diameters are from 45 to 64mm;
The R38/SR38 series button bits diameters are from 48 to 76mm;
Also we can produce the button bits according to customer's demand.

Drifter Rod:
The R32-HEX25-R25/SR25 drill rod length is from 700 to 4750mm;
The R32/T38-HEX28-R28/SR28 drill rod length is from 700 to 5530mm;
The R38/T38-HEX32-R28/R32/SR32 drill rod length is from 700 to 6400mm;
The R38/T38-HEX35-R32/SR32/SR35 drill rod length is from 700 to 6400mm;
Also we can produce the drill rod according to customer's demand.

Bench Drilling Tools:
We supply the R3212, R32, T38, T45, T51, T60, ST58 and ST68 series bench drilling tools, such as button bits, retrac button bits, shank adapter and drill tube, etc.

DTH Drilling Tools:
We supply the DHD, QL, BR,CIR,Mission, series DTH drilling tools, such as Drill bits, Drill pipe, DTH Hammer, etc.

Shank Adapter:
We produce and supply the R32, T38, T45, T51, T60, ST58 and ST68 series shank adapters, our shank adapter can replacement of Atlas copo, Boart, FuruKawa and Sand vik's products, also we can produce the shank adapter according to customer's demand.

Company Profile

 

Packaging & Shipping

FAQ

 

The information you may like to know before order:

1. Methods of Payment:

  T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order

  Based on order quantity, normally it takes 25 days for production.

  Only 2 or 3 days if we have stock on your request size.

3. Shipping way

  Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air

  Bulk order: we suggest by air or by sea.

4. Quality Control

  We have our own experienced QC.

  There will be strict inspection and testing for every order before shipping out.

5. After Services:

  a. Our sales team will response for your question within 24 hours (Holidays Excluded)

  b. Technical Support will be available in any time

  c. Free replacement will provide once the failure confirmed caused by our product quality