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Half Round Head Hex Screw with Cushion

The Half Round Head Hex Screws with Cushion, also referred to as Half Round Head Hexagon Drive Screws with a Cushion Washer Under the Head, are a specialized type of fastener designed for applications where a secure and flush fit is required. 
  • Screw

  • ARIDA

  • 7318159090

  • CNC machining center

  • Stainless Steel

  • Fastener

  • Cold Forging

  • High Rigidity and Precision

  • ISO, GS, RoHS, CE

  • One year

  • Forging

  • Standard exporting package

  • ARIDA

  • China

  • CNC precision

  • New

  • Motor

  • Worldwide

  • yes

  • CNC

Availability:
Quantity:
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Product Prameters


微信图片_20240812141323


Model Description: thread diamerer* screw length(D*L) M4*10


thread diameter(D) screw length(L) Thread pitch(P) Head diameter(DK) Head thickness(K) Cross slot number(C)
M2 3.0-12 0.4 4.1 1.2 1#
M2.5 4.0-12 0.45 5.5 1.5 1#
M3 4.0-50 0.5 6.5 1.8 2#
M4 5.0-100 0.7 9 2.5 2#
M5 6.0-80 0.8 11.5 3.0  3#
M6 8.0-100 1 13.5 3.5 3#
M8 12.0-80 1.25 17 4.6 3#


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Key Features
  • Head Style: The half round head provides a clean and smooth appearance when installed, making it suitable for applications where a flush and aesthetically pleasing finish is desired.

  • Hexagon Drive: The hexagonal recess in the head of the screw allows for a secure and precise tightening using a hex key or Allen wrench. This drive type helps to prevent cam-out and ensures consistent torque application.

  • Cushion Washer Under the Head: An integrated cushion washer under the head of the screw helps to distribute the clamping force evenly across the surface, reducing the risk of material deformation or damage. It also provides a better seal against vibrations and prevents the screw from loosening over time.

  • Materials: These screws are typically made from durable materials such as stainless steel, carbon steel, or brass, depending on the specific requirements of the application.

  • Sizes: They are available in a variety of sizes, including metric and imperial measurements, to accommodate different thicknesses of materials and fastening needs.

  • Standards Compliance: They may comply with industry standards such as DIN 7985, which specifies the dimensions and tolerances for half round head hexagon socket cap screws with a cushion washer under the head.

Applications
  • Aerospace: Used in aircraft components where a flush fit and secure fastening are essential.

  • Automotive: Ideal for car interiors and other components requiring a clean finish and secure attachment.

  • Electronics: Suitable for electronic devices where a low-profile and flush finish is preferred.

  • Furniture: Used in furniture manufacturing for a neat and unobtrusive appearance.

  • Mechanical Engineering: Commonly used in machinery and equipment for their secure fastening capabilities.

Installation Tips
  • Hex Key or Allen Wrench: Use a hex key or Allen wrench that matches the size of the hex drive to ensure a secure and precise installation.

  • Pre-drilled Holes: Pre-drill holes to the appropriate size to facilitate installation and prevent material splitting.

  • Torque Specifications: Follow recommended torque specifications to avoid over-tightening and ensure a secure and reliable connection.

Buy Guides
  • Material Selection: Choose the appropriate material based on the environmental conditions and the specific requirements of your application.

  • Size Requirements: Select the correct size based on the thickness of the material and the desired clamping force.

  • Quantity: Purchase the required quantity based on the number of fasteners needed for your project.

  • Supplier Reputation: Buy from a reputable supplier to ensure the quality and consistency of the screws.

Customer Review
Customer Review: Half Round Head Hex Screw with Cushion
  • Reviewer: [John Doe]

  • Rating: ⭐⭐⭐⭐⭐ (5 out of 5 stars)

    Title: "Excellent Quality and Functionality"


    I recently purchased a set of Half Round Head Hex Screws with Cushion for a project I'm working on, and I must say, I am thoroughly impressed with the quality and functionality of these fasteners.

    First off, the packaging was well-done and protected the screws from any damage during shipping. Each screw was neatly organized and clearly labeled with its size, which made it very easy to find the ones I needed.

    The screws themselves are made of high-quality stainless steel, which means they are resistant to rust and corrosion. I've used them in both indoor and outdoor applications, and they have held up exceptionally well in all conditions.

    One of the standout features for me is the half round head design. It looks sleek and professional, especially when you want a flush and clean finish. The cushion washer under the head is a brilliant addition—it ensures that the screws stay put without damaging the surface they are attached to. This has been a huge plus in my projects, as it reduces the need for additional washers and makes the installation process smoother.

    The hex drive is another great feature. It makes tightening the screws much easier and more secure compared to traditional slotted or Phillips head screws. I haven't experienced any issues with the screws slipping or camming out, which is a common problem with other types of drives.

    In terms of performance, these screws have exceeded my expectations. They are incredibly strong and hold everything together tightly. I've used them to attach metal to metal and metal to wood, and they work perfectly in both scenarios. The cushion washer really does make a difference in preventing any movement or loosening over time.

    Overall, I highly recommend these Half Round Head Hex Screws with Cushion. They are top-notch in terms of quality, durability, and functionality. If you're looking for a reliable and professional-grade fastener, look no further. These screws are definitely worth the investment.


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