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7° 32mm High Strength Drill Bit for Rock Drilling
US$2.90-5.00
1 Piece
Sample price:US$2.90/piece.Request sample
Product profile
Customization
AvailableType
Impact DrillUsage
Metal Drilling, Masonry Drilling, Well DrillingModel NO.
customizableCertification
ISO 9001:2000 ISO 9001:2008Taper Angle
7 Degree 11 Degree 12 DegreeDiameter
32mm - 89mmNumber of Buttons
7, 9, 11, 12, 13, 15, 17, 19Button Type
Spherical Button Parabolic Button Crown ButtonBody Material
Alloy Steel 42CrMoFeatures
High Wear ResistanceImpact Resistance
High Toughness Body Withstands Heavy ImpactWear Resistance
Hard Carbide Buttons for Long Service LifeTransport Package
Wooden BoxSpecification
customizableTrademark
OWNOrigin
ChinaKey features
High Efficiency Rock Breaking: Inlaid with high-hardness cemented carbide button teeth for fast drilling speed in medium-hard and hard rocks.
High Impact Toughness: Body made of high-strength alloy steel with heat treatment to withstand heavy impact and complex stresses.
Precise Connection Design: Tail taper fits precisely with drill rod holes, ensuring high energy transmission and compatibility with various drills.
Optimized Chip Removal: Special groove and water hole design ensures efficient discharge of flushing fluid and rock powder to avoid jamming.
Customizable Specifications: Custom size, button layout, and taper available including 7, 11, and 12 degree angles.
24-Hour Technical Support: Established 24-hour technical response mechanism for installation guidance, maintenance training, and troubleshooting.
Strict Quality Control: Full process quality inspection system with professional inspectors and advanced testing equipment to ensure zero defects.
Wide Application Scope: Suitable for mining tunneling, quarry secondary crushing, slope support, and geological exploration shallow hole drilling.
Company profile

Shandong Juding Machinery Manufacturing Co., LtdShandong, China
Business Type: Trading CompanyAverage Response Time: ≤2.19h
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:Are you a trading company or a manufacturer?
A:
We are a professional steel plate manufacturer and also a professional steel products trading company. We can provide a wide range of steel products.
Q:Will you deliver the goods on time?
A:
Yes, we promise to provide the best quality products and on-time delivery. Honesty is the credo of our company.
Q:Will you provide samples? Is it free or extra?
A:
Samples can be provided to customers free of charge, however, the express shipping fee is at the customer's own expense.
Q:Do you accept third-party inspections?
A:
Yes, we fully accept third-party inspections.
Q:How can you keep your products safe?
A:
Each product is manufactured in a certified workshop. Workers check pieces according to national quality assurance standards. We provide warranty and guaranteed quality.
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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