[Inner Hex Socket Screw]: The package comes with 50 Pcs of full thread coarse thread button head socket screws in Thread Dia: M4, Thread Pitch: 0.7mm/ 0.03", Thread Length: 40mm/ 1.57", Head Dia.: 7.6mm/ 0.3", Head Thickness: 2.2mm/ 0.09" [Sturdy & Durable]: Constructed with carbon steel material with blackening treatment, the hex socket cap screw is of stronger durability, has a bright appearance, is not easier to deform or corrode, and has a long service life than other surface finishes. [Design]: The button socket head cap screw is designed with an inner hex drive style and dome head, providing a higher torque and clamping force, as well as offering a wider bearing surface and high tensile strength. [Good Choice]: Good replacement parts and construction fasteners for use in most machinery industries, automotive industries, electronics industries, manufacturing applications, die fixtures, and clamps. [Installation]: To access this hex drive screw, you will need to use a hex wrench to tighten or loosen. The socket button head design enhances torque capabilities, allowing for greater clamping force. For optimal results, it is recommended to use a retaining washer to securely lock the hex drive in place. Product Details:
Material: Carbon Steel
Finish: Black Oxide
Thread Type: Full Thread; Coarse Thread
Thread Dia: M4
Thread Pitch: 0.7mm/ 0.03"
Thread Length: 40mm/ 1.57"
Head Dia.: 7.6mm/ 0.3"
Head Thickness: 2.2mm/ 0.09"
Package Content: 50pcs x Button Head Hex Socket Screws


Material - Constructed with carbon steel material with blackening treatment, the hex socket cap screw is of stronger durability, has a bright appearance, is not easier to deform or corrode, and has a long service life than other surface finishes.

Feature - The button socket head cap screw is designed with an inner hex drive style and pan head, providing a higher torque and clamping force, as well as offering a wider bearing surface and high tensile strength.

Application - Good replacement parts and construction fasteners for use in most machinery industries, automotive industries, electronics industries, manufacturing applications, die fixtures, and clamps.

Installation - To access this hex drive screw, you will need to use a hex wrench to tighten or loosen. The socket button head design enhances torque capabilities, allowing for greater clamping force. For optimal results, it is recommended to use a retaining washer to securely lock the hex drive in place.