Home Machine Screws Round Head Screw Slotted Round Head Bolt M4 x 6 mm Round Head Slotted Machine Screw Steel Blue Zinc Plated

M4 x 6 mm Round Head Slotted Machine Screw Steel Blue Zinc Plated

Screw
Screw
Part No. MRLM406Z rohs Rating:

material Blue Zinc Plated Steel
Ship Date 2026-11-17
Head Round Head
drive Slot   1-1.25mm width
Head Diameter 6.5-7 mm
Head Height 2.45-2.75 mm
Thread M4
Length 6 mm
Unit Price USD$ 0.025 /pcs
Unit Weight 0.905 g
Quantity pcs
Amount USD$ Total Amount USD$
Amount USD$ Total Amount USD$
  
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Item Information

Why Choose MRLM406Z?

MRLM406Z is a M4 Round Head head Slot drive screw with 6 mm length, featuring a Blue Zinc Plated Steel finish. Compared to alternative finishes in the same specification such as MRLM406S (SUS304 Stainless Steel), MRLM406B (Black Zinc Plated Steel), the Blue Zinc Plated Steel of MRLM406Z offers moderate corrosion resistance with a distinctive blue iridescent appearance, commonly used in automotive assembly, machinery, and general industrial fastening. The Round Head head design ensures optimal load distribution across the mating surface, while the Slot drive allows efficient torque transmission during installation. Each MRLM406Z screw is manufactured to industry standards, RoHS compliant, and supplied with material test reports (MTR) for full quality traceability.

M4 x 6 mm Round Head Slotted Machine Screw Steel Blue Zinc Plated
MRLM406Z This part demension will be same as the drawing indicate below, length tolerance will be ±0.5 .
It is Round Head with Slot drive, M4 Thread and 6 mm Length .
material Blue Zinc Plated Steel, Finsh is Rohs Blue Zinc which has good function of anti-corrosion .
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BUY MRLM406Z - M4 x 6 mm Round Head Slotted Machine Screw - Blue Zinc Steel for Precision Assembly | Superneer today,high quality product and best service will be provided by superneer.Each order will be made shippment on time.
Different Finish :
M4 x 6 mm
M4 x 6 mm
MRLM406S
SUS304 Stainless Steel
M4 x 6 mm
M4 x 6 mm
MRLM406Z
Blue Zinc Plated Steel
M4 x 6 mm
M4 x 6 mm
MRLM406B
Black Zinc Plated Steel
M4 x 6 mm Round Head Slotted Machine Screw Steel Blue Zinc Plated
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Payment & Trasportation 5-10 days

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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 MRLM406Z

What is MRLM406Z screw?

MRLM406Z is a M4 Round Head head Slot drive screw made of Blue Zinc Plated Steel, manufactured by Superneer Limited. It has a length of 6 mm and is commonly used in electronics, watches, precision instruments, and 3D printers.

What are the specifications of MRLM406Z?

The MRLM406Z screw features thread size M4, length of 6 mm, head type Round Head (head diameter 6.5-7 mm), drive type Slot (drive size 1-1.25mm width), and is made of Blue Zinc Plated Steel.

What material is the MRLM406Z screw made of?

The MRLM406Z screw is made of Blue Zinc Plated Steel. Superneer provides material test reports (MTR) and RoHS compliance certificates for all products. Blue Zinc Plated Steel offers excellent corrosion resistance and mechanical strength.

What is the thread size of MRLM406Z?

The MRLM406Z screw has a M4 thread. This is a metric thread with M4 specification, commonly used in international applications following ISO standards.

What are MRLM406Z screws used for?

MRLM406Z Round Head head Slot 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 Round Head head aesthetics is required.

What is the MOQ and price for MRLM406Z?

The minimum order quantity (MOQ) for MRLM406Z is 10,000 pieces. The unit price is $0.025 USD for MOQ quantity. Larger quantities receive discounted pricing. Contact [email protected] for custom quotes.

What is the lead time and shipping for MRLM406Z?

The lead time for MRLM406Z 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 M4 thread?

The M4 thread is approximately equivalent to #8 (approx 8-32). When substituting metric screws with inch screws, always verify the actual diameter and pitch compatibility.

What head type does MRLM406Z use and why?

The MRLM406Z uses a Round Head head type. Round 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 MRLM406Z (M4, 6 mm), ensure your application requires this specific size.

What is the difference between MRLM406Z and similar parts?

MRLM406Z uses Blue Zinc Plated Steel finish, while alternative variants in the same thread/length specification include MRLM406S (SUS304 Stainless Steel), MRLM406B (Black Zinc Plated Steel). The Blue Zinc Plated Steel of MRLM406Z is specifically selected because it offers moderate corrosion resistance with a distinctive blue iridescent appearance, commonly used in automotive assembly, machinery, and general industrial fastening. This distinction makes MRLM406Z the preferred choice when these properties align with your application requirements.

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