Send Message

Diamond Core Drill Bits RH460 Hammers 4 Inch Down The Hole Hammer For Golden Mining Drilling

1-5 sets
Diamond Core Drill Bits RH460 Hammers 4 Inch Down The Hole Hammer For Golden Mining Drilling
Features Gallery Product Description Request A Quote
Model: RH460 DTH Drilling Tool
Type: RH460 Hammers
Name: DTH Hammers
Size: RH460 Series 6'' Hammers, Down The Hole (DTH) Hammer
Series: RH460 Series Of DTH Hammers
Model No.: SD Mining Bolsters RH460 DTH Hammer Series
Item: RH460 Down The Hole Hammer
Tools: Down The Hole Drilling Tools
Hammers: RH350 Hammer, RH460 Hammer, RH550 Hammer
Series No: Secoroc COP Hammer
China: China Down The Hole Hammer Bits
Factory: China Down Hole Drilling Equipment
Supplier: China Down Hole Hammer Rentals
Drilling Tools: China Down-the-hole Drill
Drilling: Down The Hole Hammer Drilling
Origin: China Top Hammer Drilling
Model No: Atlas Copco 4 Inch DTH Hammers
Bits: China Dth Drilling Bits
Button Bits: China DTH Hammer Button Bits
Drilling Tool: Reverse Circulation Drilling Tool
Sales: DTH Hammers On Sales
High Light:

dth drilling tools


down hole tools

Basic Infomation
Place of Origin: CHINA
Brand Name: ROSCHEN
Certification: ISO
Model Number: 4"
Payment & Shipping Terms
Packaging Details: Poly wooden box
Supply Ability: 10000 sets
Product Description

RH460 hammers 4 inch Down The Hole Hammer for Golden Mining Drilling

DTH hammers


RH460 hammers

The complete RH460 family will consist of 4 standard size hammers ranging from 4" – 8". 4", 5" and 5" G are available for order now. The 6" and 8" hammer will follow during 2014. All RH460 hammers are designed to utilize bits with industry standard shanks.

ROSCHEN CODE Model Size Weight Outside dia. Hammer length Op pressure
(inch) kg (lb) mm (inch) mm (inch) psi (bar)
ROS 62 RH460 4" 40 (88) 97,5 (3,84) 985 (38,78) 150-350 (10-24)
ROS 64 RH460 5" 67 (150) 120 (4.72) 1067 (42.01) 150-350 (10-24)
ROS 65 RH460g 5" 75 (170) 126 (4.96) 1067 (42.01) 150-350 (10-24)

Down-the-hole Drilling Tools

High air pressure DTH hammer:

1. High air pressure DTH hammer size from 3" to 12"(76mm-304mm)
2. Shank types including ROS, COP, QL, DHD, MISSION, HD, IR, SD, TD, etc.
3. Connect Thread: API 2 3/8" ,API 3 1/2 , API 4 1/2, Reg-6 5/8" Reg, etc.


Low Air Pressure DTH hammers:

1. CIR series Low air pressure DTH hammer includes: CIR55, CIR65, CIR70, CIR80, CIR 90, CIR110, CIR110W, CIR150, CIR170, CIR200W etc.
2. J series Low air pressure DTH hammer includes: J60C, J70C, J80B, J100B, J150B, J170B, J200B


ROSCHEN DTH Hammers Specifications
Hammer Size Bit Shank ROSCHEN Code Connection Thread Suitable bit Working pressure Air consumption
2" BR2 ROS 11 ROS 22 RD50 box ¢70-¢90mm 0.7-1.75Mpa 0.7Mpa 4.5m3/min
1.0Mpa 4m3/min
1.4Mpa 5m3/min
3" DHD3.5 ROS 32 API 2 3/8" Reg ¢90-¢110mm 1.0-1.5Mpa 1.0Mpa 4.5m3/min
M30 1.5Mpa 9m3/min
4" DHD340 ROS 34 API 2 3/8" Reg ¢110-¢135mm 1.0-2.5Mpa 1.0Mpa 6m3/min
SD4 1.8Mpa 10m3/min
M40 2.4Mpa 15m3/min
5" DHD350 ROS 52 ROS 54 API 2 3/8"Reg/API 3 1/2" Reg ¢135-¢155mm 1.0-2.5Mpa 1.0Mpa 9m3/min
SD5 1.8Mpa 15m3/min
M50 2.4Mpa 23m3/min
6" DHD360 ROS 62 ROS 64 API 3 1/2" Reg ¢155-¢190mm 1.0-2.5Mpa 1.0Mpa 10m3/min
SD6 1.8Mpa 20m3/min
M60 2.4Mpa 28.5m3/min
8" DHD380 ROS 82 ROS 84 API 4 1/2" Reg ¢195-¢254mm 1.0-2.5Mpa 1.0Mpa 15m3/min
QL80 1.8Mpa 26m3/min
SD8 2.4Mpa 34m3/min
10" SD10 ROS 100 API 6 5/8" Reg ¢254-¢311mm 1.0-2.5Mpa 1.0Mpa 22m3/min
Numa100 1.8Mpa 40m3/min
ROS 100 2.4Mpa 55m3/min
12" DHD1120 ROS 120 API 6 5/8" Reg ¢305-¢445mm 1.0-2.5Mpa 1.0Mpa 30m3/min
SD12 1.8Mpa 56m3/min
Numa120 2.4Mpa 78m3/min
Notes: Any special size of DTH bits will be available by requests.
Metzke, Remet thread is available!




Terms & Conditions of Ordering:

1. Payment Terms:
T/T (Telegraphic Transfer) or Western Union

2. Delivery Term:
Based on order quantity, normally it takes 10 days for production.
Only 2 or 3 days if we have stock on your request size.

3. Transportation:
Sample order: we suggest Courier express 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

6. Quality & Service:
A. There will be strict inspection and testing for every order before shipping out.
B. Our sales team and Technical Support will response for your question within 24 hours through skype: ROSCHEN.TOOL and WhatsApp/Wechat: +86-13764195009
C. Free replacement will provide once the failure confirmed caused or our product quality;

For more information please contact:



WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

Email: ;

Website: ; ; ;

Recommended Products
Get in touch with us
Contact Person : Bill, George, Michael
Tel : 8613764195009
Fax : 86-021-54380177
Characters Remaining(20/3000)