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Stainless Steel Slotted Countersunk Machine Screws Fully Threaded Flat Head Fasteners

Доступна международная доставка.
OEM и контрактное производство.
Поддерживаются заказы большого объёма.
Поддержка тендерных и проектных заказов.
Множество видов отделки поверхности.
Строгий контроль качества.
Сертификаты на материалы доступны.

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Product Description

The Stainless Steel Slotted Countersunk Machine Screws are precision fastening components designed for applications that require a clean, flush surface after installation. Featuring a flat countersunk head, single slotted drive, and fully threaded shank, these screws are suitable for metal parts, machinery, equipment, furniture hardware, electrical components, and general industrial assembly.

Made from stainless steel, these fasteners provide good corrosion resistance, a clean metallic appearance, and reliable fastening performance. The countersunk head allows the screw to sit flush with the surface when installed into a matching countersunk hole, helping create a smooth and professional finish.

Key Features

Stainless steel construction
Slotted drive for simple tool installation
Countersunk flat head for flush surface mounting
Fully threaded design for strong thread engagement
Suitable for metal, machinery, equipment, and hardware assembly
Clean silver metallic appearance
Available for OEM and custom fastener requirements

Product Specifications

Предмет	Спецификация
Product Name	Slotted Countersunk Machine Screw
Материал	Stainless Steel
Тип головки	Countersunk Flat Head
Тип привода	Slotted Drive
Тип резьбы	Machine Thread
Thread Design	Fully Threaded
Surface Appearance	Silver Metallic Finish
Installation Tool	Flat-Blade Screwdriver
Приложение	Machinery, Metal Assembly, Equipment, Furniture Hardware, Electrical Components
Product Category	Machine Screws / Flat Head Screws / Countersunk Fasteners

Product Structure

Part	Описание
Countersunk Flat Head	Allows the screw head to sit flush with the workpiece surface
Slotted Drive	Designed for installation with a flat-blade screwdriver
Fully Threaded Body	Provides continuous thread engagement along the screw length
Stainless Steel Body	Offers corrosion resistance and clean surface appearance
Flat End	Supports stable fastening in tapped holes or with matching nuts

Product Advantages

Advantage	Описание
Flush Installation	Countersunk head design creates a smooth surface after tightening.
Corrosion Resistance	Stainless steel material helps resist rust in general working environments.
Easy Operation	Slotted drive is simple and widely compatible with common tools.
Strong Thread Engagement	Fully threaded design improves fastening contact with tapped holes or nuts.
Clean Appearance	Silver stainless steel surface is suitable for visible assemblies.
Wide Application	Suitable for industrial, commercial, and general hardware use.

Common Applications

Application Area	Typical Use
Machinery Assembly	Machine covers, panels, brackets, and equipment parts
Metal Fabrication	Countersunk holes, flush surface fastening, metal plates
Electrical Equipment	Enclosures, control boxes, terminal parts, panels
Furniture Hardware	Metal furniture, cabinet hardware, decorative fixing
Industrial Equipment	Instruments, fixtures, frames, and mechanical components
General Maintenance	Repair, replacement, and assembly fastening

Why Choose Slotted Countersunk Machine Screws?

Slotted countersunk machine screws are used when a flat and smooth surface is required after installation. The countersunk head fits into a matching countersunk hole, reducing surface protrusion and improving the appearance of the assembled part.

The fully threaded design provides stable fastening along the entire screw body. When used with a tapped hole or matching nut, it offers secure connection performance for metal and equipment assembly.

Installation Guide

Step	Recommendation
Prepare Hole	Use a matching countersunk hole for flush head installation.
Match Thread	Ensure the tapped hole or nut matches the screw thread.
Select Tool	Use a suitable flat-blade screwdriver.
Tighten Carefully	Apply even pressure to avoid damaging the slotted drive.
Check Finish	Confirm the countersunk head sits flush with the surface.

Custom Options

Custom Item	Available Option
Length	Custom length available
Diameter	Custom diameter available
Материал	Нержавеющая сталь
Тип головки	Countersunk flat head
Тип привода	Slotted drive
Thread Design	Fully threaded
Packaging	Bulk packing, small box packing, carton packing, customized packing

Часто задаваемые вопросы

1. What is a slotted countersunk machine screw?

A slotted countersunk machine screw is a threaded fastener with a flat countersunk head and a single straight slot drive. It is designed to sit flush with the surface after installation.

2. What material is this screw made from?

This screw is made from stainless steel.

3. What does fully threaded mean?

Fully threaded means the screw has threads along the body, providing continuous thread engagement with a tapped hole or matching nut.

4. What tool is used for installation?

This screw uses a slotted drive, so it can be installed with a flat-blade screwdriver.

5. Where can this screw be used?

It can be used in machinery, metal assembly, equipment, furniture hardware, electrical components, and general industrial fastening.

6. Does the countersunk head sit flush with the surface?

Yes. When installed into a matching countersunk hole, the flat head can sit flush with the surface.

7. Can this screw be used with nuts?

Yes. It can be used with matching nuts or tapped holes.

8. Can the size be customized?

Yes. Diameter, length, packaging, and related specifications can be customized according to customer requirements.

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