Whether you are searching for Black Oxide coated carbon steel flat head machine screws or stainless steel 18-8 ones, we can help! These particular screws are in US sizes, but we do also offer ones in Metric sizing too. Then it comes to finding the screws to fit perfectly and hold your next project together, Monster Bolts is your top shop! We offer the finest in nuts, bolts, screws, washers, and more. Shop our collection today or contact us with any questions you may have.