1/4"-20 Flat Head Socket Cap Screws High-Strength Alloy Steel with Thermal Black Oxide Finish Elevate your projects with our robust 1/4"-20 Flat Head Socket Cap Screws, constructed from high-strength alloy steel and finished with a thermal black oxide coating. These screws offer outstanding tensile strength and a sleek black appearance, making them ideal for heavy-duty applications in automotive, industrial machinery, construction, and more. The flat head design ensures a flush finish in countersunk applications, providing a smooth and professional surface. The hex drive allows for secure fastening even in high-stress environments. Note: PT = Partial Thread. Length is measured from the top of the head (countersunk length). Key Features Exceptional Strength: Made from premium alloy steel to withstand demanding industrial applications. Thermal Black Oxide Coating: Provides mild corrosion resistance and provides a sleek black finish. Flush Installation: Flat head design is perfect for countersunk applications, ensuring a smooth surface. Easy Installation: Hex drive compatible with a 5/32" hex key for quick and secure fastening. Need a 5/32" Hex Key? Get one here! Specifications Diameter: 1/4" Thread Size: 20 TPI - Coarse (Standard) Thread Length: Measured from the top of the head Drive: 5/32" Hex Key (Allen Wrench) Material: Alloy Steel with Thermal Black Oxide Coating Standards: ASTM F835 - 82° Flat Head (Standard) Matching Products Matching Nuts: 1/4"-20 Nuts - Available here Matching Washers: 1/4" Washers - Available here Order Yours Today Don't compromise on strength and reliability. Choose Monster Bolts for your 1/4"-20 Flat Head Socket Cap Screws with a thermal black oxide finish. Ideal for heavy-duty applications in automotive, construction, machinery, and more. Order now and experience fast shipping and exceptional customer service with Monster Bolts, trusted by professionals worldwide! Why Choose Monster Bolts? ✔️ Trusted by professionals globally ✔️ Compliant with ASTM F835 standards ✔️ Fast shipping and excellent customer service Frequently Asked Questions Q: What does PT mean?A: PT stands for Partial Thread, indicating that the screw is not fully threaded along its entire length, which can provide additional strength in certain applications. Q: What is thermal black oxide coating?A: Thermal black oxide coating provides mild corrosion resistance and gives the screws a sleek black finish, suitable for indoor use or light outdoor exposure. Q: Are these screws suitable for heavy-duty applications?A: Yes, their high-strength alloy steel construction makes them ideal for demanding applications in automotive, industrial machinery, and construction. Q: Do you offer bulk pricing?A: Yes, we offer competitive pricing for bulk orders. Please contact our sales team for more information. Need assistance? Contact our support team | Shipping and Return Policy