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38mm Tapered Jack Hammer Cross Bits for Marble Granite Drilling
US$4.00
100-1,999 Pieces
US$3.90
2,000-4,999 Pieces
US$3.80
5,000+ Pieces
Sample price:US$4.30/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedLength
65mmModel NO.
Cross BitsType
Cross BitsMaterial
High Carbon SteelUsage
Well DrillingPower Type
PneumaticCondition
NewProcess
Heat TreatmentColor
Golden, Yellow, Customized.Transport Package
Wooden CaseSpecification
38mmTrademark
KaiyuOrigin
Taizhou, ZhejiangHS Code
8207199000Production Capacity
1000000 PCS Per MonthKey features
Customized Color Options: Available in Golden, Yellow, and other customized colors.
High Quality Material: Made from 35CrMoNiV steel with high-grade tungsten carbide inserts.
Wide Diameter Range: Available in diameters from 32mm to 70mm for various drilling needs.
48 Years Experience: Manufacturer with over 48 years of specialized drilling tool production.
ISO9001 Certified: Product meets ISO9001:2015 quality management standards.
Fast Delivery Time: Standard delivery time is 7-15 days for most orders.
OEM/ODM Service: Supports OEM and ODM services with 2 dedicated R&D engineers.
Company profile
Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2004-06-01Nearest Port: NINGBO PORT, SHANGHAI PORTAverage Response Time: ≤18hTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryKaiyu (Zhejiang) Drilling Tools Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory, specializing in rock-drilling products including button bits, DTH bits and hammers, drill rods, and drill pipes. It reports ISO 9001 certification, six production lines, experienced technical and R&D personnel, and a quality-control system. Stated annual capacities include 120,000 button bits, 60,000 DTH bits, and 6,000,000 chisel bits, with lead times of within 15 workdays in both off-peak and peak seasons. The supplier serves multiple global regions and has export capability through agents and self-operated import/export rights. However, the provided information does not substantiate after-sales service arrangements, financial credibility, product customization, or specific customer cases.
Supplier typeThe supplier is described as a trading company and also as a trading company/manufacturer or factory. Its legal form is a limited company located in Zhejiang, China, indicating a mixed commercial and manufacturing profile.
CertificationsThe supplier explicitly reports ISO 9001:2015 Quality Management System Certification and lists ISO 9001 under its management-system certifications. This supports the presence of a documented quality-management certification.
R&D capabilityThe supplier reports experienced and high-tech personnel, foreign equipment and technologies, unique techniques, specialized equipment, and R&D engineers with 6–10 years of experience. These statements support technical development capability, although no specific patented or newly developed products are identified.
Production capacityThe supplier reports six production lines, quality-control inspection, and annual capacities of 120,000 button bits, 60,000 DTH bits, and 6,000,000 chisel bits. It also states order fulfillment within 15 workdays during both peak and off-peak seasons, supporting a substantial and responsive production capability.
Product Q&A
Q:What materials are used for the drill bits?
A:
The drill bit body is made of high-quality 35CrMoNiV steel, and the head features high-grade tungsten carbide inserts.
Q:What is the available diameter range?
A:
The product is available in diameters ranging from 32mm to 70mm, including 32, 34, 36, 38, 40, 44, 46, 48, 50, 55, 60, 65, and 70mm.
Q:Can the color be customized?
A:
Yes, the color is customizable. Standard options include Golden, Yellow, Red, and Blue, with other custom colors available.
Q:What is the delivery time?
A:
The standard delivery time is 7-15 days. Peak and off-season lead times are within 15 workdays.
Q:What payment terms are accepted?
A:
We accept T/T (Telegraphic Transfer), Western Union, L/C at sight, LC, D/P, and other standard international commercial terms.
Send Inquiry
*To:Kaiyu (Zhejiang) Drilling Tools Co., Ltd
Kaiyu (Zhejiang) Drilling Tools Co., Ltd*Content:
Supplier replies will be sent to your registered email
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