Home Machine Screws Flat Head Screw Phillips Flat Head Screw M3 x 18mm Phillips Flat Head Machine Screw Steel Black Oxide

M3 x 18mm Phillips Flat Head Machine Screw Steel Black Oxide

Screw
Screw
Part No. MFPM318BX rohs Rating:

material Black Oxide Steel
Ship Date 2026-11-23
Head Flat Head
drive phillips   Ph No.2
Head Diameter 6±0.25 mm
Head Height 1±0.1 mm
Thread M3
Length 18 mm
Unit Price USD$ 0.018 /pcs
Unit Weight 1.043 g
Quantity pcs
Amount USD$ Total Amount USD$
Amount USD$ Total Amount USD$
  
Item Information

Why Choose MFPM318BX?

MFPM318BX is a M3 Flat Head head Phillips drive screw with 18 mm length, featuring a Black Oxide Steel finish. Compared to alternative finishes in the same specification such as MFPM318S (SUS304 Stainless Steel), MFPM318N (Nickel Plated Steel), the Black Oxide Steel of MFPM318BX offers high tensile strength for mechanical and structural applications where corrosion resistance is not the primary concern, often used in machinery, automotive chassis, and load-bearing assemblies. The Flat Head head design ensures optimal load distribution across the mating surface, while the Phillips drive allows efficient torque transmission during installation. Each MFPM318BX screw is manufactured to industry standards, RoHS compliant, and supplied with material test reports (MTR) for full quality traceability.

M3 x 18mm Phillips Flat Head Machine Screw Steel Black Oxide
MFPM318BX This part demension will be same as the drawing indicate below, length tolerance will be ±0.5 .
It is Flat Head with Phillips drive, M3 Thread and 18 mm Length .
material Black Oxide Steel, Finsh is Rohs Black Oxide which has good function of anti-corrosion .
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BUY MFPM318BX - M3 x 18mm Phillips Flat Head Machine Screw Oxide - Black Oxide Steel for Consumer Electronics | Superneer today,high quality product and best service will be provided by superneer.Each order will be made shippment on time.
Different Finish :
M3 x 18 mm
M3 x 18 mm
MFPM318S
SUS304 Stainless Steel
M3 x 18 mm
M3 x 18 mm
MFPM318N
Nickel Plated Steel
M3 x 18 mm
M3 x 18 mm
MFPM318BX
Black Oxide Steel
Item Drawing
M3 x 18mm Phillips Flat Head Machine Screw Steel Black Oxide
Payment & Trasportation 5-10 days

Payment Method: T/T & Paypal and other payment method

Shipment Method: Air Express , Air Freight, Sea Shippment

How to Order

1. Order online directly, made payment via Paypal or bank transfer.

2. Superneer arrange production according to drawing,all demensions are within drawing specification.

3. Parts ready, ship to customer.

Frequently Asked Questions about MFPM318BX

What is MFPM318BX screw?

MFPM318BX is a M3 Flat Head head Phillips drive screw made of Black Oxide Steel, manufactured by Superneer Limited. It has a length of 18 mm and is commonly used in electronics, watches, precision instruments, and 3D printers.

What are the specifications of MFPM318BX?

The MFPM318BX screw features thread size M3, length of 18 mm, head type Flat Head (head diameter 6±0.25 mm), drive type Phillips (drive size Ph No.2), and is made of Black Oxide Steel.

What material is the MFPM318BX screw made of?

The MFPM318BX screw is made of Black Oxide Steel. Superneer provides material test reports (MTR) and RoHS compliance certificates for all products. Black Oxide Steel offers excellent corrosion resistance and mechanical strength.

What is the thread size of MFPM318BX?

The MFPM318BX screw has a M3 thread. This is a metric thread with M3 specification, commonly used in international applications following ISO standards.

What are MFPM318BX screws used for?

MFPM318BX Flat Head head Phillips drive screws are used in electronics assembly, PCB mounting, precision instruments, watches, 3D printers, optical devices, medical equipment, and consumer products where reliable fastening with Flat Head head aesthetics is required.

What is the MOQ and price for MFPM318BX?

The minimum order quantity (MOQ) for MFPM318BX is 10,000 pieces. The unit price is $0.018 USD for MOQ quantity. Larger quantities receive discounted pricing. Contact [email protected] for custom quotes.

What is the lead time and shipping for MFPM318BX?

The lead time for MFPM318BX is 15-25 days for production. Shipping to USA takes 5-15 days via sea freight, with shipping cost starting from $50 USD. Air freight is available for urgent orders. DDP and FOB terms are both available.

What is the inch equivalent of M3 thread?

The M3 thread is approximately equivalent to #6 (approx 6-32). When substituting metric screws with inch screws, always verify the actual diameter and pitch compatibility.

What head type does MFPM318BX use and why?

The MFPM318BX uses a Flat Head head type. Flat Head head provides a specific head design optimized for its intended application. This head type is selected based on the specific application requirements for load distribution, aesthetics, and accessibility.

How to choose the right screw size for my application?

To choose the right screw: 1) Determine the required thread size based on the tapped hole or nut; 2) Select the appropriate length based on the material thickness; 3) Choose the head type based on clearance and aesthetics; 4) Select the drive type based on torque requirements; 5) Choose the material based on environmental conditions. For MFPM318BX (M3, 18 mm), ensure your application requires this specific size.

What is the difference between MFPM318BX and similar parts?

MFPM318BX uses Black Oxide Steel finish, while alternative variants in the same thread/length specification include MFPM318S (SUS304 Stainless Steel), MFPM318N (Nickel Plated Steel). The Black Oxide Steel of MFPM318BX is specifically selected because it offers high tensile strength for mechanical and structural applications where corrosion resistance is not the primary concern, often used in machinery, automotive chassis, and load-bearing assemblies. This distinction makes MFPM318BX the preferred choice when these properties align with your application requirements.

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