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Square Drive Countersunk Screw: A Superior Fastening Solution

When it comes to reliable and durable fastening, the Square Recess Countersunk Screw stands out for its exceptional performance. This innovative screw design features a square recess drive, which provides superior torque transfer and reduces the risk of cam-out, ensuring a secure and tight fit every time. Ideal for applications where a flush surface is critical, these screws are engineered to sit perfectly flush with the material, eliminating any protruding heads. For those needing a different head style, the Pan Head Screw With Square Recess offers a rounded top with a square drive, combining ease of installation with enhanced aesthetics. Both options are crafted from high-quality materials, ensuring long-lasting durability and resistance to corrosion, making them suitable for a wide range of industrial and DIY projects. Their versatility and strength make them a top choice for professionals seeking efficiency and reliability in fastening solutions.


The Square Drive Countersunk Screw is meticulously designed to meet rigorous industry standards, offering precise specifications that cater to diverse application needs. Below is a detailed overview of its key parameters, presented in both list and table formats for clarity and ease of reference.

Key Features of Square Drive Countersunk Screw:

  • Drive Type: Square recess for minimal slippage and high torque application
  • Head Style: Countersunk with a flat top for seamless surface integration
  • Material: High-grade steel with optional coatings like zinc or black oxide
  • Thread Type: Fine or coarse threads available for various material densities
  • Point Style: Sharp or self-drilling points to suit different installation requirements
  • Standards Compliance: Meets ANSI, DIN, and ISO specifications for global use

Detailed Product Specifications Table:

Size (Inches) Length (Inches) Drive Size Material Grade Finish Recommended Applications
#6 1/2 #2 Square Grade 2 Steel Zinc Plated Woodworking, light gauge metal
#8 3/4 #2 Square Grade 5 Steel Black Oxide Furniture assembly, automotive
#10 1 #3 Square Stainless Steel 304 Plain Outdoor structures, marine environments
1/4 1-1/2 #3 Square Alloy Steel Hot-Dip Galvanized Heavy-duty construction, machinery

These specifications ensure that the Square Drive Countersunk Screw delivers optimal performance across various scenarios, from simple home repairs to complex industrial setups. The combination of precise engineering and robust materials guarantees that each screw provides a secure, long-lasting hold without compromising on ease of use.

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