Durable Countersunk Head Square Drive Screw for Wood Use

Name: Durable Countersunk Head Square Drive Screw for Wood Use
Brand: Qewitco Fasteners Co., Ltd
SKU: 2155641572

Shandong, ChinaQewitco Fasteners Co., Ltd

US$0.03-0.50

1,000 Pieces

Sample price:US$0.20/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Shape of Head

Countersunk

Model NO.

Countersunk Screw

Shape of Groove

Square Drive

Surface Finishing

Stainless Steel

Certification

ISO, GS, RoHS, CE

Customized

Delivery

20-30 Days

Packag Color

Customizable

Thread Standard

Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric Fine

Custom Order

Customization by Drawing/Sample

ODM/OEM

Available

Service

Custom-Made Service

Size Standard

Metric

Material Test Certificate

Have

Sample

Samples in Stock Are Free with Freight Collect

Price Terms

Fob/CFR/CIF/DDP/DAP

Quality Control

100% Quality Inspection

Application2

Connection,Fastening,Concrete Projects,Container

Function

Multi-Purpose Fastener Screw

Finish

Stainless Steel

Tail Structure

Thread Cutting

Transport Package

Bulk Pack Small Boxed

Specification

M4-M20

Trademark

Customized

Origin

China

HS Code

731816

Production Capacity

10000ton/Year

Key features

Patented Cut-Tail Design: Efficiently cuts wood fibers to reduce torque and prevent splitting in hardwood.

Weather-Resistant Epoxy Coating: Antique copper/brown finish offers superior rust, UV, and salt spray resistance.

Partial Thread Shank: Smooth shank ensures flush attachment between panels for gap-free installation.

Anti-Slip Square Drive: Compatible with square bits for stable torque transmission and precise control.

High-Strength Material: Made from carbon steel or stainless steel with heat treatment for durability.

Customizable Options: Customization available by drawing or sample with flexible packaging and delivery.

Wide Substrate Compatibility: Suitable for solid wood, plywood, OSB, and hardwood in various construction projects.

RoHS Certified Coating: Heavy metal-free, non-toxic epoxy coating safe for green building applications.

Company profile

Years of Export ExperienceExperienced TeamSelf-brandedHigh Repeat Buyers Choice

Qewitco Fasteners Co., Ltd

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2003-12-05Average Response Time: ≤1.20hTerms of Payment: T/T

AI-Powered supplier vetting

SummaryThe supplier has a strong export orientation with 90% of sales from exports and has been exporting for 22 years. They hold an ISO9001:2015 certification, indicating a commitment to quality management. However, they lack collaboration with Fortune 500 companies and do not provide OEM services for popular brands. Financial data is not available, indicating potential concerns in this area. Their innovation capability is limited with no new products launched last year and minimal R&D resources. Production capabilities include full customization and 100% finished product inspection, but only two quality inspectors are present.

Supplier typeThe supplier is primarily export-oriented, with 90% of sales from exports and no overseas warehouses or showrooms.

CertificationsThey hold an ISO9001:2015 certificate, demonstrating a commitment to quality management systems.

Financial creditFinancial data is missing, with no operating revenue or profit reported, raising concerns about financial stability.

R&D capabilityThe supplier has limited innovation capacity with no new products launched last year and only one R&D engineer.

Production capacityThe supplier conducts 100% finished product inspection and offers various levels of customization, though it employs only two quality control inspectors.

Customization capabilityThe supplier offers extensive customization options, from minor to full product customization.

Client casesThe supplier has not collaborated with Fortune 500 companies and has no notable customer cases reported.

Product Q&A

Q:What is the advantage of a cut-tail screw compared to standard wood screws?

A cut-tail screw has a specially designed notched tip that cuts wood fibers as it is driven in. This significantly reduces driving torque, prevents splitting and chipping of hardwood and thick boards, and creates a tighter, more secure thread engagement with higher holding power.

Q:Why use a partial thread design instead of full thread?

The partial thread design leaves a smooth shank section that allows the panel to sit flush against the frame without being pulled up by full threads. This is ideal for wood decking and boardwalks, ensuring a flat, gap-free surface for improved stability and aesthetics.

Q:Is the epoxy coating suitable for outdoor use?

Yes, the weather-resistant epoxy coating is specifically designed for outdoor applications. It provides excellent UV resistance, scratch resistance, and corrosion protection, resisting fading, peeling, and rust even in prolonged exposure to sunlight, rain, and humidity.

Q:What is the advantage of a square drive compared to Phillips or Torx?

The square drive offers tight, slip-resistant engagement with the bit, reducing the risk of cam-out (slipping) during installation. This is especially useful in outdoor construction where torque control is critical, preventing damage to the wood or the screw head.