Do you provide free samples?

Yes, samples are free, but shipping fees are charged. Inventory products ship within 3-5 days.

How do you ensure product quality?

We conduct samples for confirmation before production, follow regulations during production, and perform 100% inspection before delivery.

Can you produce according to our samples?

Yes, we can produce according to your samples or technical drawings and can manufacture molds and fixtures.

Black Zinc Screw Sleeve W1

Name: Black Zinc Screw Sleeve W1
Brand: Qingdao Restart New Material Technology Co., Ltd
SKU: 2034901222

Shandong, ChinaQingdao Restart New Material Technology Co., Ltd

US$2.00

4,999-9,998 Pieces

US$1.80

9,999 Pieces

US$1.00

10,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Standard

DIN

Material

Carbon Steel

Model NO.

K-050-W1

Connection

Female

Surface Treatment

Galvanized Sheet

Head Type

Deg

Transport Package

Wooden Box

Specification

6mm

Trademark

rsd

Origin

Qingdao

HS Code

3917310000

Production Capacity

5000PCS/Day

Key features

Customizable Surface Treatment: Offers W1 Black Zinc, W2 Zinc Nickel, W3 White Zinc, and W4 Yellow Zinc options.

Tail Groove with Card Slot: Tail groove can be equipped with a card slot for enhanced functionality.

100% Quality Inspection: Strict 100% visual and function inspection before delivery ensures quality.

ISO Certified Manufacturer: Factory holds ISO9001, ISO45001, and ISO14001 system certifications.

Free Sample Availability: Samples are provided free of charge, with only shipping fees applicable.

OEM and ODM Support: Capable of producing according to customer samples or technical drawings.

Flexible Customization: Supports full customization, minor customization, and design-based options.

Eco-friendly Material Focus: Specializes in environmentally friendly new materials and low-carbon solutions.

Company profile

Qingdao Restart New Material Technology Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.13h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad manufacturing and trading activities, R&D and customization capability, more than ten production lines in one dataset, and stated production of 3,000,000 meters of centralized lubrication hose. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and reports documented procedures for supplier assessment, corrective actions, and complaint handling. However, overseas service infrastructure is limited: it reports no overseas warehouse, showroom, agent, or branch. Financial credibility cannot be positively assessed because multiple financial fields are reported as zero and the datasets contain inconsistent operating-scale information. Customer-case evidence is also insufficient; participation in Hannover Messe is documented, but no specific customer or project references are provided.

Supplier typeThe supplier’s stated scope covers bio-based, synthetic, plastic, and metal-related products, as well as hydraulic components and import/export activities. Manufacturing indicators include more than ten production lines in one record, while another record states four production lines, so the supplier is best characterized as a manufacturer and trading/export supplier with inconsistent capacity data.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications. It also reports conducting regular fire drills during the past year, providing explicit evidence of formal quality, occupational safety, and environmental management certifications.

After-Sales capabilityDocumented procedures and records are reported for service assessment, corrective and preventive actions, and customer complaints. However, the supplier reports no overseas warehouse, showroom, agent, or branch; therefore, formal process capability is evident, but overseas service coverage is limited.

Financial creditFinancial evidence is contradictory and insufficient for a positive assessment: several 2025 revenue, cost, profit, gross-margin, and current-ratio fields are reported as zero, while another record reports annual revenue and export revenue values and a separate production-output range. The stated current ratio of zero and inconsistent financial records raise material credibility concerns.

R&D capabilityThe supplier reports two years of total R&D engineer experience, new products during the past year, ODM services, and an available SDK. These entries demonstrate stated R&D and development-service capability, although the limited reported engineering experience constrains the strength of the assessment.

Production capacityThe supplier reports more than ten production lines and annual centralized lubrication hose output of 3,000,000 meters, but another record states four production lines. It also reports 41–50 quality-control staff and explicitly states that ongoing quantity reconciliation is not performed for every batch or mass production run, indicating meaningful capacity with a documented production-control weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization coverage, supported by its stated ODM service availability.