Socket Head Cap Screws

- Feb 14, 2021-

1、Socket Head Cap Screws · are a special type of fastener.Socket Head Cap Screws, which are also known as Allen head screws are stock items at Lightning Bolt in many materials sizes. These screws come with a hexagonal cross-section socket in the head and require an Allen wrench or hex key to drive them into material and secure them into a structure.


2、Commonly used in machine parts, die fixture, and clamping, Allen head screws enable you to drive in and secure this type of fastener where there is not sufficient space to use a traditional socket or wrench. A drill head with an Allen head bit drives the screw into place typically where only an in-and-out motion is feasible. Socket cap screws are used in automotive, boating, and machinery based equipment.


Socket cap screws are made from an assortment of elements and should be wisely selected depending on its outlined purpose. Below is a list of common materials used to make Allen head screws and how they should be used.

1、Resistant Grade Stainless Steel: Best for chlorine and sale water environments

2、Alloy Steel: Designed for heat and high strength resistance assignments

3、Chrome Plated Medium Carbon Steel: Automotive applications with a grade 8

4、Common Stainless Steel: Ideal for general hardware task.

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