What materials are used for the drill bits?

The drill bits are made from solid carbide, ensuring high precision and long life.

What is your quality control process?

We conduct 100% inspection on finished products including visual and function inspection, following a traceable raw material system.

What are the available shipping terms?

We offer FOB and EXW international commercial terms, shipping from Qingdao Port.

21*57 High Precision Split Drill Bit End Mill

Name: 21*57 High Precision Split Drill Bit End Mill
Brand: Qingdao Jiandeli Woodworking Cutters Co., Ltd.
SKU: 2046852122

Shandong, ChinaQingdao Jiandeli Woodworking Cutters Co., Ltd.

US$6.36

10 Pieces

Product profile

Customization

Available

Customized

Type

Cutter

Model NO.

21*57

Material

Solid Carbide

Transport Package

Plastic Box

Specification

L57

Trademark

Jandli

Origin

China

HS Code

37029679

Production Capacity

1000000pieces/Year

Key features

High Precision Split Design: 21*57mm split drill bit end mill engineered for superior accuracy and stability.

Solid Carbide Material: Made from solid carbide for enhanced durability, wear resistance, and long service life.

Full Customization Available: Offers full customization, minor customization, and flexible options based on samples or designs.

Versatile Application: Suitable for drilling machines, automation equipment, and processing of cork, hardwood, and solid wood.

ISO9001 Certified Quality: Manufactured under ISO9001:2015 management system with 100% visual and function inspection.

OEM and ODM Services: Provides comprehensive OEM and ODM services with 7 dedicated R&D engineers.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

Low MOQ Requirement: Minimum Order Quantity is just 1 piece, allowing for flexible purchasing.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceIn-stock CapacityQuality Assurance

Qingdao Jiandeli Woodworking Cutters Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.03h

AI-Powered supplier vetting

SummaryJandeli is a cutting-tool R&D and manufacturing supplier founded in 1999, with multiple production bases, nationwide coverage, and stated service reach in Southeast Asia and North America. It reports broad customization, OEM and ODM capabilities, recent new-product development, more than 50 patents, and quality-management practices including ISO 9001 implementation. Its after-sales network includes grinding centers in more than 10 cities serving over 10,000 domestic end customers. Production and quality systems show some structured controls, including two inspectors, standardized finished-product inspection instructions, and corrective-action procedures. However, the supplier reports no overseas agents or branches, overseas warehouse, overseas showroom, or offline trade-show participation; it also lacks a valid manufacturing-capacity contract with related subcontractors and has no written supplier-service assessment procedures. Financial credibility cannot be assessed from the provided slices because only...

Supplier typeThe supplier identifies itself as Jandeli, a cutting-tool R&D and manufacturing company founded in 1999 and positioned as a provider of cutting-tool system solutions. Its production bases and sales and technical service personnel indicate that it is a manufacturer with integrated technical-service capabilities rather than only a trading intermediary.

After-Sales capabilityThe supplier has established grinding after-sales centers in more than 10 cities and serves more than 10,000 domestic end customers, supported by nearly 100 sales and technical service personnel and coverage in China, Southeast Asia, and North America. However, it reports no overseas agents or branches, overseas warehouse, or overseas showroom, so the strength of direct overseas after-sales infrastructure is limited.

R&D capabilityThe supplier reports new products during the past year, ODM services, broad R&D-oriented customization, more than 50 invention and utility-model patents, and joint cutting-tool design and development with well-known domestic equipment manufacturers. These statements provide direct evidence of active product development and innovation capability, although no SDK is available.

Production capacityProduction capability is supported by multiple production bases, machining equipment including milling, grinding, laser processing, and CNC centers, stated inventory capability, 120 qualified service-capability suppliers, and peak and off-season lead times within 15 working days. Risks remain because there is no valid manufacturing-capacity contract with related subcontractors and no written procedure or records for effective supplier-service-capability assessment.

Customization capabilityBoth R&D and design-service records explicitly list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The consistent listing across the two slices directly supports broad customization coverage.

Client casesThe supplier states that its after-sales centers serve more than 10,000 domestic end customers and that it jointly designed and developed cutting tools with well-known domestic equipment manufacturing enterprises under a long-term strategic partnership. It also reports business coverage in China, Southeast Asia, and North America, providing evidence of customer and partnership experience, although specific customer names and project details are not supplied.