Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

Screws › Countersunk & Flat-Head Machine Screws

High-Quality 4.8 Grade Carbon Steel Slotted Head Screws

Updated 2026-11-04 · Markdown version

Model no. 4.8 Grade Screw

US$0.061,000–9,999 pieces

US$0.031210,000–49,999 pieces

US$0.021650,000+ pieces

MOQ 1,000 pieces · Final price confirmed in your quote

Material: Carbon Steel / SS304 A2-70 / SS316 A4-80 / Brass
Grade: 4.8 / 8.8 / A2-70 / A4-80
Standard: DIN963, ISO2009, GB68, Uni6109
Head Type: Countersunk Flat Head
Drive Type: Slotted / Slot Drive
Thread: Full Thread Coarse Thread
Size Range: M1.6/M2/M2.5/M3/M4/M5/M6/M8/M10
OEM custom size: 7-15 working days

Get a quote WhatsApp

Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Customization	Available
Type	Slotted Countersunk Head Machine Screw
Product Name	Slotted Countersunk Flat Head Machine Screw
Model NO.	4.8 Grade Screw
Material	Carbon Steel / SS304 A2-70 / SS316 A4-80 / Brass
Grade	4.8 / 8.8 / A2-70 / A4-80
Standard	DIN963, ISO2009, GB68, Uni6109
Head Type	Countersunk Flat Head
Drive Type	Slotted / Slot Drive
Thread	Full Thread Coarse Thread
Size Range	M1.6/M2/M2.5/M3/M4/M5/M6/M8/M10
MOQ	1000PCS / Negotiable
Transport Package	Plastic Bag Inner, Export Carton Outer, Wooden PAL
Specification	Size range: M1.6-M10, Length 3mm-100mm,
Origin	China
HS Code	7318120090
Production Capacity	50000
OEM custom size	7-15 working days
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

Product Name	Slotted Countersunk Flat Head Machine Screw
Material	Carbon Steel / SS304 A2-70 / SS316 A4-80 / Brass
Grade	4.8 / 8.8 / A2-70 / A4-80
Standard	DIN963, ISO2009, GB68, UNI6109
Head Type	Countersunk Flat Head
Drive Type	Slotted / Slot Drive
Thread	Full Thread Coarse Thread
Size Range	M1.6/M2/M2.5/M3/M4/M5/M6/M8/M10
Surface Treatment	Zinc Plated / Passivated / Black Oxide / Plain
Application	Electronic equipment, instruments, furniture, plastic & metal assembly, machinery parts
Customization	OEM ODM Acceptable, Custom Length & Logo
Export Document	Support FORM E, CO, Commercial Invoice
MOQ	1000pcs / Negotiable
HS Code	7318120090

Description

High-Quality 4.8 Grade Carbon Steel Slotted Head Screws is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Slotted Countersunk Head Machine Screw
Standard: DIN963, ISO2009, GB68, Uni6109
Material: Carbon Steel / SS304 A2-70 / SS316 A4-80 / Brass
Grade: 4.8 / 8.8 / A2-70 / A4-80
Thread: Full Thread Coarse Thread
Head Type: Countersunk Flat Head
Product Name: Slotted Countersunk Flat Head Machine Screw
Drive Type: Slotted / Slot Drive

Available configurations include material, grade, standard, head type and drive type. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 pieces at US$0.0216 – 0.06 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for High-Quality 4.8 Grade Carbon Steel Slotted Head Screws?

The listed minimum order is 1,000 pieces, at US$0.0216 – 0.06 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$0.06 for 1,000–9,999 pieces; US$0.0312 for 10,000–49,999 pieces; US$0.0216 for 50,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of High-Quality 4.8 Grade Carbon Steel Slotted Head Screws?

Type: Slotted Countersunk Head Machine Screw; Standard: DIN963, ISO2009, GB68, Uni6109; Material: Carbon Steel / SS304 A2-70 / SS316 A4-80 / Brass; Grade: 4.8 / 8.8 / A2-70 / A4-80; Thread: Full Thread Coarse Thread; Head Type: Countersunk Flat Head. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, grade, standard, head type and drive type. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other countersunk & flat-head machine screws are available?

The Countersunk & Flat-Head Machine Screws category lists 2,424 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.0216 – 0.06MOQ 1,000 piecesGet a quote WA