What is the lead time for production?

The average lead time is one month for both peak and off-peak seasons.

What are the suggested RPM ranges?

Suggested RPM ranges vary by bit type, from 1500-2500 RPM for larger bits up to 4500 RPM for smaller plane bits.

Diamond Drilling Core Bits-China Diamond Drill Bit for Sandstone and Limestone Drilling

Name: Diamond Drilling Core Bits-China Diamond Drill Bit for Sandstone and Limestone Drilling
Brand: Wanlong Times Technology Co., Ltd.
SKU: 775398805

Fujian, ChinaWanlong Times Technology Co., Ltd.

US$4.26

10 Pieces

Product profile

Customization

Available

Type

Core Drill Bit

Material

Diamond

Model NO.

diamond drilling core bits

Usage

Masonry Drilling, Drilling

Kind

Diamond Drill

Manufacturing Arts

Sinter

Product Name

Crown Bits

Dimension(mm)

20-35

Usable Length(mm)

47-100

Suggested R. P. M

3000-3500

Transport Package

According to Customer Request

Specification

Dimension: 20-35mm diamond drilling tools

Trademark

wanlong

Origin

Quanzhou

Production Capacity

100, 000, 000 PCS/Year

Key features

High Efficiency & Long Life: Features high efficiency, no-chipping performance, and extended service life for masonry drilling.

Full Customization Available: Offers full customization, minor customization, and flexible customization from samples or designs.

Wide Dimension Range: Available in various sizes from 6.0mm to 150mm for different drilling requirements.

ISO & CE Certified: Manufactured under ISO9001:2015, ISO45000:2018, ISO14001 standards with CE product certification.

100% Quality Inspection: All finished products undergo 100% visual inspection with strict quality control protocols.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Low MOQ Requirement: Minimum Order Quantity is 1 piece, suitable for small batch orders.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExhibition ExperienceOverseas Services

Wanlong Times Technology Co., Ltd.

Fujian, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 28 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤6.00h

AI-Powered supplier vetting

SummaryThe supplier specializes in manufacturing non-ferrous metal alloys and special equipment. While it holds several ISO certifications, it lacks OEM capacity and has limited overseas presence without overseas warehouses or showrooms. It has a robust R&D team providing ODM services but no new product development in the last year. Its financial capacity appears stable over the past three years, and it actively participates in international trade shows.

Supplier typeThe supplier is involved in manufacturing and sales of non-ferrous metal alloys, special equipment, and mechanical equipment, with a focus on manufacturing rather than OEM services.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, indicating a commitment to quality, safety, and environmental management.

After-Sales capabilityThe supplier has clear procedures and records for handling customer complaints and service capability, indicating a structured approach to after-sales service.

Financial creditThe supplier demonstrates stable financial capacity over the last three years, supported by consistent cash flow data.

Production capacityOperating more than 10 production lines, the supplier has a substantial production capacity, but lacks valid contracts with subcontractors.

Customization capabilityThe supplier offers various levels of customization, from minor adjustments to full customization, indicating a flexible approach to meeting customer needs.