NUMA 100 DTH Hammer Bit for Water Well Drilling - 254mm-380mm Diameter Range with Premium Nickel-Alloy Construction
Price:
Negotiate
MOQ:
1 set
Delivery Time:
Negotiable
Brand:
ROSCHEN
Product Description
NUMA 100 DTH Hammer Bit Overview
The NUMA 100 DTH Hammer Bit is engineered for high-performance water well drilling applications, delivering exceptional durability and penetration rates in demanding conditions.
Premium Construction & Materials
Manufactured from premium nickel-alloy steel with specialized heat treatment and stress relief processes, these DTH drill bits offer superior wear resistance and consistent performance throughout their service life.
Key Performance Features
Maximum performance and hole cleaning capability
High penetration rates for efficient drilling operations
Enhanced durability through advanced metallurgy
Compatibility Specifications
Our DTH hammer bits are fully interchangeable with leading industry brands including:
Atlas Copco COP32/34/44/54/64/84, Ingersoll-Rand DHD3.5/DHD3.5HD/DHD340A/DHD350R/DHD360/DHD380/QL40/QL50/QL60/QL80, NUMA100, NUMA120, MISSION60, and others.
ROSCHEN DTH Bits Specifications
| Hammer Size | Bits Diameter | Shank | ROSCHEN CODE |
|---|---|---|---|
| 1" | 64mm-70mm | 2 1/2"-2 3/4" | BR1 | ROS 11 |
| 2" | 70mm-95mm | 2 3/4"-3 3/4" | MACH20/BR2 | ROS 22 |
| 3" | 90mm-102mm | 3 1/2"-4" | COP32/COP34/MACH303 | ROS 32 |
| 4" | 105mm-152mm | 4 1/8"-6" | COP44/DHD340/MACH44 | ROS 42 |
| 5" | 133mm-165mm | 5 1/4"-6 1/2" | COP54/DHD350R/MACH50 | ROS 52 |
| 6" | 152mm-254mm | 4 1/8"-10" | COP64/DHD360/SD6 | ROS 62 |
| 8" | 203mm-330mm | 8"-13" | COP84/DHD380/SD8 | ROS 82 |
| 10" | 254mm-380mm | 10"-15" | SD10 | ROS 100 |
| 12" | 305mm-508mm | 12"-20" | DHD1120/SD12 | ROS 120 |
Notes: Metzke and Remet thread configurations are available upon request.
Competitive Advantages
95% compatibility match with original equipment manufacturer specifications
Competitive pricing compared to premium brands
Superior quality compared to smaller manufacturing facilities
Company Expertise
Over 10 years of specialized drilling tools manufacturing experience
Advanced production technology and equipment
Technical team with 13+ years of professional expertise
Global export reach including USA, Canada, Australia, Brazil, and European markets
Ordering & Support Information
Payment Terms
T/T (Telegraphic Transfer) or Western Union
Delivery Schedule
Standard production: 10 days | In-stock items: 2-3 days
Transportation Options
Samples: Courier express or air freight | Bulk orders: Air or sea freight
Quality Assurance & Support
Rigorous inspection and testing for every order
24-hour technical support response via Skype, WhatsApp, and WeChat
Free replacement for confirmed quality-related failures
Contact Information
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: www.roschen.com; www.roschen.net; www.roschen.cn
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Get in Touch
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