Customizable OEM Diamond Water Drill Bit with Special Extension Rod Convenient Machine Holding Tool Parts
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Product Highlights
- Customizable OEM Service: OEM and customization accepted with label printing service available.
- Anti-Rust Electroplating: Thickened electroplating process ensures high durability and rust resistance.
- Wide Length Range: Available in lengths from 150mm to 1000mm to suit various deep hole applications.
- Standard Thread Specification: Features 1-1/4-7UNC thread and 22mm diameter for universal compatibility.
- Durable Material: Constructed from medium carbon steel for high performance and toughness.
- Flexible Payment Terms: Supports L/C, D/P, D/A, T/T, Western Union, and PayPal for different needs.
- Fast Delivery: Standard delivery within 5-10 days after receiving advance payment.
- Expert Technical Support: Experienced team available to answer complex questions regarding diamond tools.
Product Attributes
- Customization
- Available
- Product Name
- Water Drill Extension Rod
- Advantage
- Thickened Electroplating Anti Rust Process
- Model NO.
- 1
- Feature
- High Performance Durable
- MOQ
- 100PCS
- Application
- Deep Holes
- Total Length
- 150-1000mm
- Material
- Medium Carbon Steel
- Product Diameter
- Thread Diameter M22
- Surface Finish
- Black
- Shape
- Cylindrical
- Transport Package
- Carton
- Specification
- 150-1000mm
- Trademark
- senmine
- Origin
- Hebei
- Package Size
- 50.00cm * 4.00cm * 4.00cm
- Package Gross Weight
- 5.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description





Overall length | Screw thread | External diameter | Diameter | Weight |
150mm | 1-1/4-7UNC | 22mm | 28mm | 1.11 |
200mm | 1-1/4-7UNC | 22mm | 28mm | 1.48 |
250mm | 1-1/4-7UNC | 22mm | 28mm | 1.85 |
300mm | 1-1/4-7UNC | 22mm | 28mm | 2.22 |
350mm | 1-1/4-7UNC | 22mm | 28mm | 2.61 |
400mm | 1-1/4-7UNC | 22mm | 28mm | 2.96 |
450mm | 1-1/4-7UNC | 22mm | 28mm | 3.33 |
500mm | 1-1/4-7UNC | 22mm | 28mm | 3.70 |
500mm | 1-1/4-7UNC | 22mm | 28mm | 4.44 |
600mm | 1-1/4-7UNC | 22mm | 28mm | 5.18 |
700mm | 1-1/4-7UNC | 22mm | 28mm | 5.92 |
800mm | 1-1/4-7UNC | 22mm | 28mm | 6.66 |
1000mm | 1-1/4-7UNC | 22mm | 28mm | 7.40 |




About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI246282". Items marked "" are certified.
Company Profile
Hebei Senmine Technology Co., Ltd is a high-tech enterprise integrating with R&D and Manufacturing of Diamond Core Drill Bits.
Our team has spent countless hours innovating and improving our products to meet the highest demands of the toughest cutting and drilling jobs.
The company is situated in Shijiazhuang, Hebei Province which is well known for industrial diamond tooling.
Our product lines include Welded Diamond Core Bit and Brazed Saw Blades:
Ndustrial Diamond Core Drills,
Diamond Blades,
Laser Welded Concrete Core Drill Bits,
Grinding Discs,
Saw Blades,
Hole Saw Bits and so on.
The company possesses 7 cold rolling mills with an annual output capacity of more than 20, 000 tons; 20 CNC machines which make wet type concrete coring bits available with diameters ranging from 16mm up to 1200mm in a wide selection of lengths and types to suit a variety of industrial applications. There are 5 vacuum furnaces large and medium in our brazing workshop and 8 manual or semi-automatic assembly lines, allowing us to produce 5/8-11", M14, hexagonal shank hole drill bit and other brazed hole saws, saw blades and grinding blades.
Since our establishment, we have been committed to offering you high quality products at competitive prices.
About Our Factory & Business Background
- Address
- Room 1006, Hanke Building, NO. 44 Jianshe North Street. Chang'an District, Shijiazhuang, Hebei, China.
-
Number of Employees
- 15
-
Registered Capital
- 3,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Tianjin port, Qingdao port
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
- Main Products
- Diamond Drill Bit, Diamond Core Drill Bit, Diamond Saw Blade, Diamond Grinding Wheel, Vacuum Brazed Diamond Hole Saw, Diamond Profile Grinding Wheel, Brazed Diamond Core Drill Bit, Diamond Core Drill Bit Set, Electric Ring Saw Machine, Concrete Core Drill
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2022-10-27
-
Export Year
- 2 years
-
Main Markets
- Europe
-
Repeat Buyers Choice
- 30%~50%
-
Number of Foreign Trading Staff
- 8
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
FAQ
- Is OEM available?
- Yes, OEM and customization are accepted. Besides, we can provide label printing service.
- Are samples available?
- Yes, we can send our samples first for testing after confirming the price once you need, but the freight fee needs to be payed.
- What is your payment terms?
- L/C, D/P, D/A, T/T, Western Union for different circumstances.
- What is your delivery time?
- Usual delivery time is 5-10 days after receiving the advance payment, while it takes longer time for the customized product.
- Does Senmine provide technical support?
- Yes! Senmine has team members with extensive amounts of experience in diamond tools waiting to answer the toughest question.
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