China Hex32 Rock Drilling Tools R38/R28 T38/R28 R38/R32 T38/R32 Thread Drifter Drill Rods for Drifting and Tunnelling Manufacturers, Quotes

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China Hex32 Rock Drilling Tools R38/R28 T38/R28 R38/R32 T38/R32 Thread Drifter Drill Rods for Drifting and Tunnelling Manufacturers, Quotes

Product Details

Customization:	Available
After-sales Service:	Repair or Replacement
Warranty:	6 Months

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Product Description

Product Specifications

Model NO.

HEX32 Drifter rod

Certification

ISO 9001:2000, ISO 9001:2008

Standard

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Carbon Steel / 23crni3mo D6a

Thread

R38/R28, T38/R28, R38/R32, T38/R32

Machine Type

Drilling Tools

Color Options

Red, Black, Yellow, White

HS Code

82071990

Production Capacity

500,000 PCS/Month

Transport Package

Wooden Case

Packaging & Delivery

Package Size

30.00cm * 30.00cm * 30.00cm

Gross Weight

5.000kg

Product Description

Extension rods are manufactured using high-quality hollow drill steels. They are available in two primary shapes: Round type and Hexagonal type. The hollow core, referred to as the flushing hole, is essential for transmitting water or air during the drilling process. The threads are designed for seamless connection to couplings, shanks, or drill bits.

Available Threads: R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60.

Length Range: Standard lengths available from 600mm to 6400mm (0.4m - 6m).

Rod Sizes: Hex 22mm, Hex 25mm, Hex 28mm, Hex 32mm, Hex 35mm, Dia 39mm, Dia 46mm, Dia 52mm.

Steel Grades: Available as Male-Male Rods and MF Rods.

Technical Data - HEX Extension Rod

R22 - R22 - HEX 22 (7/8" Rope Thread)
Rod Cross Section	Length (L)		Thread
Rod Cross Section	mm	FT	Left	Right
HEX 22	610	2'	R22	R22
HEX 22	915	3'	R22	R22
HEX 22	1220	4'	R22	R22
HEX 22	1525	5'	R22	R22
HEX 22	1830	6'	R22	R22

R25 - R25 - HEX 25 (1" Rope Thread)
Rod Cross Section	Length (L)		Thread
Rod Cross Section	mm	FT	Left	Right
HEX 25	610	2'	R25	R25
HEX 25	1000	3' 3"	R25	R25
HEX 25	1525	5'	R25	R25
HEX 25	1830	6'	R25	R25
HEX 25	3050	10'	R25	R25
HEX 25	4305	14' 1-1/2"	R25	R25

R28 - R28 - HEX 28 (1-1/8" Rope Thread)
Rod Cross Section	Length (L)		Thread
Rod Cross Section	mm	FT	Left	Right
HEX 28	610	2'	R28	R28
HEX 28	1220	4'	R28	R28
HEX 28	1830	6'	R28	R28
HEX 28	3050	10'	R28	R28
HEX 28	3660	12'	R28	R28

Frequently Asked Questions

What are the primary materials used for these extension rods?

The rods are made from high-strength hollow drill steels, specifically Carbon Steel and 23crni3mo D6a, ensuring durability and performance in demanding drilling conditions.

What is the purpose of the hollow hole in the rods?

The hollow hole, or flushing hole, is used to transmit water or air to the drill bit during operation to cool the equipment and clear debris from the hole.

Can I customize the length of the extension rods?

Yes, while standard lengths range from 600mm to 6400mm, various lengths are available within the 0.4m to 6m range to suit specific project requirements.

What thread types are compatible with these rods?

We support a wide range of standard threads including R22, R25, R28, R32, R38, T38, T45, T51, ST58, and T60.

How are the products packaged for international shipping?

To ensure safe delivery, extension rods are typically packaged in sturdy wooden cases or secure bundles to prevent damage during transit.

Are different rod shapes available?

Yes, we offer both hexagonal and round cross-section rods to accommodate different machine types and drilling preferences.