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China 4 Inch DTH Drill Bits for DHD340 Down Hole Hammer - 105mm-152mm Diameter Range for sale

4 Inch DTH Drill Bits for DHD340 Down Hole Hammer - 105mm-152mm Diameter Range

Price Negotiable
Price: Negotiable
MOQ: 1 set
Delivery Time: Negotiable
Brand: ROSCHEN
Product Description
4 Inch DTH Drill Bits for DHD340 Down Hole Hammer
Product Overview

These 4 inch DTH (Down The Hole) drill bits are specifically designed for use with DHD340 down hole hammers, providing reliable performance in demanding drilling applications.

Key Features
  • Strict quality control throughout manufacturing process
  • Constructed from high-quality special steels and carbide materials
  • Precision production using CNC machining technology
  • Simple and efficient design with low failure rate
  • Low air consumption for efficient operation
  • Smooth drilling performance with maximum impact power
  • High penetration rate for increased productivity
DTH Bits Specifications
Hammer Size Bits Diameter Shank ROSCHEN CODE
1" 64mm-70mm 2 1/2"-2 3/4" ROS 11
2" 70mm-95mm 2 3/4"-3 3/4" ROS 22
3" 90mm-102mm 3 1/2"-4" ROS 32 / ROS 34
4" 105mm-152mm 4 1/8"-6" ROS 42 / ROS 44
5" 133mm-165mm 5 1/4"-6 1/2" ROS 52 / ROS 54
6" 152mm-254mm 4 1/8"-10" ROS 62 / ROS 64
8" 203mm-330mm 8"-13" ROS 82 / ROS 84
10" 254mm-380mm 10"-15" ROS 100
12" 305mm-508mm 12"-20" ROS 120
Additional Information
Metzke and Remet thread options are available. Custom sizes of DTH bits can be manufactured upon request.
Contact Information
Company: ROSCHEN INC. / ROSCHEN GROUP LIMITED / ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.com ; http://www.roschen.net ; http://www.roschen.cn
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ROSCHEN GROUP
Location 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
Contact Person Bill, George, Michael

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