What is the material of the Crown Nut Insert?

The insert is crafted from premium stainless steel.

Does the insert require any special tools for installation?

It is compatible with standard tools, making installation a breeze.

Marble Locking Keep Nut Crown Nut Insert, Crafted From Stainless Steel

Name: Marble Locking Keep Nut Crown Nut Insert, Crafted From Stainless Steel
Brand: Shenzhen Sandum Precision Parts Co., Ltd.
SKU: 2274520365

Guangdong, ChinaShenzhen Sandum Precision Parts Co., Ltd.

US$0.20

1,000-9,999 Pieces

US$0.17

10,000+ Pieces

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

Type

Nut

Application

Marble

Model NO.

Materil

Stainless

Function

Lock

Standard

Industry Standards

Craftsmanship

CNC

Transport Package

Specification

M2 M3 M4 M5 M6 M8 M10

Trademark

In-saiL

Origin

Shenzhen China

Production Capacity

100000000

Key features

Stainless Steel Material: Crafted from premium stainless steel for durability and corrosion resistance.

High Pull-Out Load: Provides powerful stability with an average pull-out load of approximately 300kg.

Easy Press-Fit Installation: Simple cylindrical hole drilling and pressing; no resin or adhesive required.

Versatile Material Compatibility: Suitable for marble, granite, quartz, glass, plastic, wood, and composites.

Custom Size Options: Custom sizes can be tailored to meet specific application requirements.

Secure Self-Anchoring Design: Features toothed elastic crown washers and serrated walls for strong grip.

Non-Through Internal Threads: Effectively prevents detachment and ensures permanent thread reinforcement.

Wide Application Range: Ideal for exterior cladding, furniture, and kitchen/bathroom fixtures.

Company profile

Shenzhen Sandum Precision Parts Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2008-06-30Average Response Time: ≤1.99hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as Shenzhen In-sail Precision Parts Co., Ltd., a China-based limited company and manufacturer/factory in Shenzhen, Guangdong. It produces precision fasteners and parts, including thread inserts, CNC-machined components, pogo pins, press-fit connectors, and self-clinching standoff nuts. The available information indicates ISO 9000 and ISO 9001 management-system certifications, more than 10 production lines, 21–30 quality-control staff, and 41–50 years of cumulative R&D-engineer experience. Export activity is reported at 41%–50% of total sales, with exporting beginning in 2008 and including agent-assisted exports. The evidence supports production, quality-management, export, and R&D strengths, but does not sufficiently establish after-sales service, financial credibility, customization capability, or a broad customer track record.

Supplier typeThe supplier is described as Shenzhen In-sail Precision Parts Co., Ltd., a China-based limited company and manufacturer/factory located in Shenzhen, Guangdong. Its stated business focuses on precision fasteners and parts, although one slice also classifies the company nature as a trading company, creating a mixed classification.

CertificationsThe supplier reports ISO 9000 and ISO 9001 certifications for its management systems. These certifications provide explicit evidence of formal quality-management practices.

R&D capabilityThe supplier reports 41–50 years of total R&D-engineer experience and explicitly emphasizes R&D, continuous learning, and ongoing improvement. This supports an established technical-development orientation, though no specific patents, new products, or innovation results are listed.

Production capacityThe supplier is identified as a manufacturer/factory producing precision fasteners and parts, with more than 10 production lines and an annual production-output range stated in the records. Its product keywords include thread inserts, CNC machining, pogo pins, press-fit connectors, and self-clinching standoff nuts, indicating relevant manufacturing scope.

Product Q&A

Q:What materials is the Crown Nut Insert compatible with?

It is suitable for use with marble, granite, quartz, glass, high-pressure decorative panels, plastic (PC, ABS, nylon), wood, and composite substrates.

Q:How is the Crown Nut Insert installed?

Installation is simple: drill a cylindrical hole (no undercut necessary) and press the insert in. No messy resins or adhesives are required.

Q:What is the average pull-out load capacity?

The insert ensures powerful stability with an average pull-out load of approximately 300kg, thanks to the radial fit between the washers and the hole walls.

Q:Can the size of the insert be customized?

Yes, custom sizes can be tailored to meet your specific requirements.

Q:What are the main applications for this product?

It is ideal for concealed installations in exterior cladding, furniture, and kitchen/bathroom fixtures such as undermount sinks.