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Custom-Size Diamond Core Reaming Rock Drill Bit
US$8.00-15.00
1 Piece
Sample price:US$8.00/piece.Request sample
Product profile
Customization
AvailableType
Impact DrillUsage
Metal Drilling, Masonry Drilling, Well DrillingModel NO.
customizableCertification
ISO 9001:2000 ISO 9001:2008Expansion Diameter Range
Customizable According to RequirementsProcessing Accuracy
High-Precision Hole Enlargement, Smooth Hole WallApplicable Rigs
Blast Furnace & Mining RigsMaterial
Carbide Inserts + Alloy Steel BodyHole Diameter Range
Customizable Borehole DiameterHigh Efficiency
Special Geometry for 30% Faster Drilling SpeedVersatility
One Bit for Reaming Various MaterialsStability
Precision Centering for Stable, Vibration-Free DriCan It Be Customized
CustomizableTransport Package
Wooden BoxSpecification
customizableTrademark
OWNOrigin
ChinaKey features
30% Faster Drilling Speed: Optimized ball tooth design increases drilling speed by over 30% compared to traditional bits.
Customizable Diameter: Expansion diameter and borehole diameter can be customized according to specific requirements.
High Precision Accuracy: Diameter deviation strictly controlled within 0.3mm/m, far superior to industry average.
Enhanced Durability: Service life extended by 20%-30% with detachment rate lower than 0.5%.
Versatile Rock Adaptation: Customized tooth solutions cover over 90% of geological conditions from soft to hard rock.
24-Hour Technical Support: Comprehensive after-sales service including installation, training, and troubleshooting.
Customizable Packaging: Exclusive wooden boxes designed for specific size, weight, and shape of goods.
High Efficiency Output: Reliably completes 120-150 meters of expansion drilling in a single 8-hour shift.
Company profile

Shandong Juding Machinery Manufacturing Co., LtdShandong, China
Business Type: Trading CompanyAverage Response Time: ≤0.56h
AI-Powered supplier vetting
SummaryShandong Juding Machinery Manufacturing Co., Ltd. is a China-based limited company established in September 2022 and identified as a trading company engaged in manufacturing and processing machinery. Its stated product scope includes drill bits, drill rods, drill tools, hydraulic equipment, and rock-drilling equipment. The supplier reports three production lines, export activity beginning in December 2022, and exports accounting for 51%–70% of total sales. It describes a 100,000-square-meter factory and claims technical expertise in product optimization and customized solutions, although another record reports the manufacturing plant area as 0.0, creating an unresolved inconsistency. No certification information, named customer cases, quality-control staffing, after-sales processes, or verifiable financial-strength evidence is provided. Production capability is supported by the reported production lines and factory description, while several other evaluation areas remain insufficiently documented.
Supplier typeThe supplier is explicitly classified as a Trading Company and as a limited company, while its commercial engagement is Manufacturing & Processing Machinery. Its descriptions also state that it researches, produces, sells, and services drilling, excavation, hydraulic, and rock-drilling equipment. This indicates a trading-company classification with stated manufacturing-related operations.
R&D capabilityThe supplier states that it follows an innovation-driven approach and that its team has industry experience and technical expertise in product-structure optimization, performance improvement, and customized solutions. These are explicit capability claims, but no patents, R&D metrics, completed projects, or independently verifiable innovation results are provided.
Production capacityThe supplier reports three production lines and describes a factory dedicated to research, development, production, sales, and service for drilling and hydraulic equipment. However, the reported factory area is inconsistent: one slice states 100,000 square meters, while another records the manufacturing plant area as 0.0; quality-control staffing is also listed as unavailable. The production lines and stated manufacturing activities support capability, but the facility information requires verification.
Customization capabilityThe supplier explicitly states that its technical team can develop customized products from customer drawings and working conditions, addressing personalized application needs across different scenarios. This directly supports customization capability, although no specific customization examples or customer deliverables are provided.
Product Q&A
Q:Can the drill bit diameter be customized?
A:
Yes, the expansion diameter range and borehole diameter are fully customizable according to your specific requirements.
Q:What is the expected drilling speed improvement?
A:
The optimized geometry increases drilling speed by over 30% compared to traditional sheet-shaped expansion bit heads.
Q:How precise is the hole enlargement?
A:
The diameter deviation is strictly controlled within 0.3mm/m, ensuring high accuracy for subsequent support and blasting processes.
Q:What types of rock layers can this bit handle?
A:
It covers over 90% of geological conditions with specialized teeth for soft (shale), medium-hard (limestone), and hard (granite) rock layers.
Send Inquiry
*To:
Shandong Juding Machinery Manufacturing Co., Ltd
Shandong Juding Machinery Manufacturing Co., Ltd*Content:
Supplier replies will be sent to your registered email
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