Can you provide samples?

Yes sure free sampls will be provided

Made in China Concave Head External Hexagonal Cross Self-Tapping Screw with Gasket M3/M4/M5/M6

Name: Made in China Concave Head External Hexagonal Cross Self-Tapping Screw with Gasket M3/M4/M5/M6
Brand: Jiaxing Newscrew Fastener Co., Ltd.
SKU: 1933424461

Jiangsu, ChinaJiaxing Newscrew Fastener Co., Ltd.

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

C1022A, C1012

Type

Hexagon Head

Groove

Cross

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ANSI, JIS

Grade

4.8

Size

M5-M16

Drive Type

Philips/Cross Recessed/Torx/Square/Pozi

Packing1

Bulk

Packing2

Small Box

Thread

Metric Coarse/Fine

Packing3

Plastc Bucket

Delivery Time

20 to 40 Days

Diameter

2.0mm - 6.3mm-10mm/#4 - #14

Length

13mm - 152mm 1/2" - 6"

Thread Angle

60 Degree

Surface Treatment

Yellow Zinc Plated

Surface Treatment1

Zinc Plated

Surface Treatment 2

Ruspert

Transport Package

OEM

Specification

Carbon Steel

Trademark

SECON

Origin

China

HS Code

7318140001

Production Capacity

3000 Tons/Year

Key features

Customizable Sizes: Available in diameters 2.0mm-10mm and lengths 13mm-152mm.

Flexible Packaging: Options include bulk, small box, small bags, plastic bucket, or custom.

Surface Treatments: Yellow Zinc Plated, Zinc Plated, or Ruspert coating available.

ISO 9001 Certified: Factory certified with ISO9001 quality management system.

Free Samples: Free samples are provided upon request for quality verification.

Wide Application: Suitable for machinery, vehicles, shipbuilding, railway, and construction.

Global Export: Products exported to over 40 countries including US, Europe, and Africa.

Company profile

High Repeat Buyers ChoiceFast DeliveryImporters and ExportersExhibition Experience

Jiaxing Newscrew Fastener Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai Port; Ningbo PortAverage Response Time: ≤4.59h

AI-Powered supplier vetting

SummaryThe supplier is a limited company producing fasteners and related components, including threaded rods, bolts, nuts, screws, washers, brackets, and end connectors. It reports substantial stated annual production volumes and has invested in cold-heading, threading, galvanizing, heat-treatment, and automated conveyor equipment. It supports extensive customization and 3D software design services, but reports no new products in the past year, no SDK, and no status as a professional technical supplier. Service procedures for corrective actions and complaints are documented and followed, while service assessment procedures lack records. The supplier has participated in Hannover Messe 2025 but has no overseas showroom, agents, branches, or overseas service locations. No certifications, customer cases, or verified financial-credit information are provided.

Supplier typeThe supplier is identified as a limited company with five employees and no parent-group affiliation. Its product scope is centered on fasteners and related hardware, including bolts, nuts, screws, brackets, and end connectors, indicating a specialized product manufacturer rather than a diversified corporate group.

After-Sales capabilityThe supplier states that it provides a strong after-sales guarantee, and it has clear, followed procedures for corrective and preventive actions and customer complaints. However, it lacks overseas showrooms, agents, branches, and overseas service locations; its general service-assessment procedure exists but has no records.

R&D capabilityThe supplier provides 3D software design and ODM services, but reports no new products in the past year, no available SDK, and only one year of total R&D-engineer experience. It also identifies itself as not being a professional technical supplier, so innovation capability is mixed and not strongly evidenced.

Production capacityThe supplier reports annual capacities of 9,000 tons of threaded rods, 2,500 tons of bolts, and 3,000 tons each of nuts, screws, and washers. It has 60 cold-heading and threading machines, two galvanizing lines, two heat-treatment lines, and automated conveyor belts; reported lead time is one month in both peak and off-seasons, supporting a positive production-capability assessment.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and it provides 3D software design services. These statements directly support broad customization capability.