0 ratings
M5-0.8 x 12mm Flat Head Hex Socket Cap Screws Countersunk Bolts, 10.9 Grade Alloy Steel, Black Oxide Finish, Allen Hex Drive, Metric Fully Threaded, 100PCS
Made of high quality 10.9 grade alloy steel, known for efficient application performance and durability.
M5-0.8 x 12mm Flat Head Hex Socket Cap Screws Countersunk Bolts, 10.9 Grade Alloy Steel, Black Oxide Finish, Allen Hex Drive, Metric Fully Threaded, 100PCS
Item #: 220873821

M5-0.8 x 12mm Flat Head Hex Socket Cap Screws Countersunk Bolts, 10.9 Grade Alloy Steel, Black Oxide Finish, Allen Hex Drive, Metric Fully Threaded,

Item #: 220873821

NZD 31

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Monday, August 10
Our Top Logistics Partners
  • fedex
  • dhl
Made of high quality 10.9 grade alloy steel, known for efficient application performance and durability.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

Product Details

Shop M5-0.8 x 12mm Flat Head Hex Socket Cap Screws Countersunk Bolts, 10.9 Grade Alloy Steel, Black Oxide Finish, Allen Hex Drive, Metric Fully Threaded, 100PCS online at a best price in Cook Islands. B0CFYR2GY3
Item Weight1.5 lbs (680 grams)

Product Description

M5-0.8 x 12mm Flat Head Hex Socket Cap Screws Countersunk Bolts, 10.9 Grade Alloy Steel, Black Oxide Finish, Allen Hex Drive, Metric Fully Threaded, 100PCS

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are M5-0.8 x 55mm flat head hex socket cap screws used for?

    Answer: M5-0.8 x 55mm flat head hex socket cap screws are ideal for a variety of applications where a low-profile fastening solution is required. These screws can be used in machinery, automotive parts, and furniture assembly. The flat head design allows for countersinking, providing a clean, flush finish that prevents snagging or interference with other components. The strong 10.9 grade ensures that these screws can withstand heavy loads, making them suitable for both industrial and DIY projects.
  • Question: What material are M5-0.8 x 55mm screws made of?

    Answer: These screws are made of 10.9 grade alloy steel, which is known for its high tensile strength and durability. The alloy composition enhances the screws' performance under load, making them suitable for demanding applications. Additionally, the black oxide finish provides corrosion resistance, ensuring that the screws maintain their integrity and appearance longer, even in challenging environments. This makes them a reliable choice for both indoor and outdoor projects.
  • Question: Can I use these screws for outdoor applications?

    Answer: Yes, M5-0.8 x 55mm flat head hex socket cap screws are suitable for outdoor applications. Their black oxide finish offers a level of corrosion resistance, which helps protect against moisture and rust. However, for environments with high humidity or exposure to chemicals, using additional protective coatings may enhance longevity. These screws are typically employed in outdoor furniture, equipment, or architectural installations.
  • Question: What tools do I need to install these hex socket cap screws?

    Answer: To install M5-0.8 x 55mm flat head hex socket cap screws, you will need an Allen wrench or hex key that fits the hex drive. This drive style allows for better torque application compared to standard screw heads. When installing, ensure that the screws are aligned properly and are driven to the appropriate depth for optimal performance. These are commonly used in mechanical assemblies, DIY home projects, and automotive repairs.
  • Question: How do I choose the right length of screw for my project?

    Answer: Choosing the right length of screw, such as the M5-0.8 x 55mm, depends on the materials being fastened together. It is essential to account for the thickness of the materials and any potential countersinking. As a rule of thumb, the screw should penetrate at least 1 to 1.5 times the thickness of the material being fastened. Whether you're assembling furniture or attaching components in machinery, selecting the appropriate screw length ensures a secure and stable connection.
  • Question: Are these screws suitable for high-stress applications?

    Answer: Absolutely, M5-0.8 x 55mm screws made from 10.9 grade alloy steel are designed for high-stress applications due to their superior tensile strength. They are commonly utilized in engineering and automotive fields where safety and integrity are paramount. Their durable construction can handle significant loads without failure, making them a preferred choice for applications with critical performance requirements.
  • Question: Can I use these screws with power tools?

    Answer: Yes, M5-0.8 x 55mm flat head hex socket cap screws can be used with power tools, provided you have the appropriate hex drive attachment. Using power tools can significantly speed up the installation process, especially for large projects or repetitive tasks. Always ensure that the tool is set to the correct torque settings to avoid stripping the screws or damaging the materials.
  • Question: What is the significance of the countersunk design of these screws?

    Answer: The countersunk design of M5-0.8 x 55mm screws allows them to sit flush with the surface of the material to which they are fastened. This not only creates a clean and aesthetic finish but also reduces the risk of snagging on surfaces. Countersinking is particularly beneficial in applications where smoothness is critical, such as in cabinetry, automotive interiors, or any visible assembly.
  • Question: What does the hex socket drive mean?

    Answer: The hex socket drive of M5-0.8 x 55mm screws means they are designed to be installed using an Allen wrench or a hex key. This type of drive provides a better grip and allows for more torque compared to traditional slotted or Philips screws. This makes them ideal for tight spaces or applications where precision is crucial, ensuring that the screws are securely fastened without slipping.
  • Question: Where can I buy M5-0.8 x 55mm Flat Head Hex Socket Cap Screws?

    Answer: You can purchase M5-0.8 x 55mm Flat Head Hex Socket Cap Screws at Ubuy in Cook Islands. Ubuy is a trusted e-commerce platform known for its wide selection of quality hardware and fasteners. They offer convenient shopping and reliable customer service, ensuring that you find the right components for your projects with ease.

NIULUNBAO Socket Head Screws Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9200 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.