Home Set Screws Flat Socket Set Screw M1.8 x 3mm Flat Socket Set Screws Steel Black DIN913

M1.8 x 3mm Flat Socket Set Screws Steel Black DIN913

Screw
Screw
Part No. HFSM1803B rohs Rating:

material Black Oxide Steel
Ship Date 2026-11-20
Thread M1.8
Length 3 mm
Unit Price USD$ 0.033 /pcs
Unit Weight 0.042 g
Quantity pcs
Amount USD$ Total Amount USD$
Amount USD$ Total Amount USD$
  
Item Information

Why Choose HFSM1803B?

HFSM1803B is a M1.8 head Socket drive screw with 3 mm length, featuring a Black Steel finish. Compared to alternative finishes in the same specification such as HFSM1803S (SUS304 Stainless Steel), HFSM1803G (12.9 Grade Steel), the Black Steel of HFSM1803B 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 head design ensures optimal load distribution across the mating surface, while the Socket drive allows efficient torque transmission during installation. Each HFSM1803B screw is manufactured to industry standards, RoHS compliant, and supplied with material test reports (MTR) for full quality traceability.

M1.8 x 3mm Flat Socket Set Screws Steel Black DIN913
HFSM1803B This part demension will be same as the drawing indicate below, length tolerance will be ±0.5 .
It is with Socket drive, M1.8 Thread and 3 mm Length .
material Black Steel, Finsh is Rohs Black which has good function of anti-corrosion .
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BUY HFSM1803B - M1.8 x 3mm Flat Socket Set Screws - Black Steel for Precision Instruments | Superneer today,high quality product and best service will be provided by superneer.Each order will be made shippment on time.
Different Finish :
M1.8 x 3 mm
M1.8 x 3 mm
HFSM1803S
SUS304 Stainless Steel
M1.8 x 3 mm
M1.8 x 3 mm
HFSM1803B
Black Steel
M1.8 x 3 mm
M1.8 x 3 mm
HFSM1803G
12.9 Grade Steel
Item Drawing
M1.8 x 3mm Flat Socket Set Screws Steel Black DIN913
HFSM1803B Screw 1
HFSM1803B Screw 2
HFSM1803B Screw 3
HFSM1803B Screw 4
HFSM1803B Screw 5
HFSM1803B Screw 6
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 HFSM1803B

What is HFSM1803B screw?

HFSM1803B is a M1.8 head Socket drive screw made of Black Steel, manufactured by Superneer Limited. It has a length of 3 mm and is commonly used in electronics, watches, precision instruments, and 3D printers.

What are the specifications of HFSM1803B?

The HFSM1803B screw features thread size M1.8, length of 3 mm, head type (head diameter N/A mm), drive type Socket (drive size N/A), and is made of Black Steel.

What material is the HFSM1803B screw made of?

The HFSM1803B screw is made of Black Steel. Superneer provides material test reports (MTR) and RoHS compliance certificates for all products. Black Steel offers excellent corrosion resistance and mechanical strength.

What is the thread size of HFSM1803B?

The HFSM1803B screw has a M1.8 thread. This is a metric thread with M1.8 specification, commonly used in international applications following ISO standards.

What are HFSM1803B screws used for?

HFSM1803B head Socket 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 head aesthetics is required.

What is the MOQ and price for HFSM1803B?

The minimum order quantity (MOQ) for HFSM1803B is 10,000 pieces. The unit price is $0.033 USD for MOQ quantity. Larger quantities receive discounted pricing. Contact [email protected] for custom quotes.

What is the lead time and shipping for HFSM1803B?

The lead time for HFSM1803B 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 M1.8 thread?

The M1.8 thread is approximately equivalent to #2. When substituting metric screws with inch screws, always verify the actual diameter and pitch compatibility.

What head type does HFSM1803B use and why?

The HFSM1803B uses a head type. 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 HFSM1803B (M1.8, 3 mm), ensure your application requires this specific size.

What is the difference between HFSM1803B and similar parts?

HFSM1803B uses Black Steel finish, while alternative variants in the same thread/length specification include HFSM1803S (SUS304 Stainless Steel), HFSM1803G (12.9 Grade Steel). The Black Steel of HFSM1803B 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 HFSM1803B the preferred choice when these properties align with your application requirements.

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