The APL A2 304 Stainless Steel CSK Slotted Machine Screw is a simple, low-cost solution for fixing your project together. Made of high-quality stainless steel, this machine screw is durable and long-lasting. It comes in a variety of sizes and colors to suit your needs. CSK Slotted Machine Screw is a type of fastener that is used to hold two or more objects together. This type of screw has a round head, and it can be used in many different applications. The most common use for this type of screw is in furniture assembly.They are designed for use in a wide range of applications, including machine building and automation, residential appliances, electrical and electronic equipment, automotive parts, industrial machinery, medical equipment and dental implants.CSK Slotted Machine Screws are manufactured from high-quality steel and coated with a protective layer of cobalt. These screws are designed to be used in harsh environments, including the marine environment, where they can resist chloride corrosion and erosion. They can also be used on stainless steel or anodized aluminum parts.This product features a 4-point head (CSK) that provides superior holding power to prevent loosening after assembly. It also has a 30 degree slotted pan head with a fine thread pitch for greater strength and durability. The screw has a threaded shank that can be easily inserted into a nut or tapped hole and features a hexagonal head for easy gripping.