Silicon Bronze Slotted Round Head Machine Screws Alloy 651 Silicon Bronze for excellent corrosion resistanceASME Standards specificDome, undercut head protrudes above application surfaceDriven with a slotted / flat head screwdriver or bitUsed in marine, corrosive and high heat environmentsOften used in plumbing and electrical applications Slotted round head machine screws are ASME standards specific and are installed with flat head or slotted screwdriver. Slotted head machine screws are often used with nuts as well as driven into tapped holes. In practice, they tend to be mostly available in smaller sizes and the smaller sizes are referred to as screws, or less ambiguously as machine screws, although some kinds of machine screw can be referred to as stove bolts. WARNING: This product can expose you to chemicals such as nickel, lead or chromium, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Note: All Silicon Bronze products will develop a patina based on the environment and time. These fasteners are not coated with any sealants to prevent a patina from forming. Depending on when the product was manufactured, you may receive a product that has started to develop a patina. Product Specifications: Fastener Type: Machine ScrewMaterial: Silicon BronzeHead Style: RoundHead Diameter: Max 0.359 - Min 0.334Head Height: Max 0.137 - Min 0.123 Drive Style: SlottedThread Size: #10-32Thread Diameter: Max 0.1890 - Min 0.1818 Thread Pitch: 32 Per InchThread Type: UNF (Fine) Silicon Bronze Slotted Round Head Machine Screws Alloy 651 Silicon Bronze Slotted Round Head Machine Screws, Also known as Stove Bolts in this selection are made from silicon bronze. Silicon bronze is made of copper, silicon and various other alloys, and is commonly used in plumbing, electrical, tattoo machines and power plants because of its extreme resistance to corrosion and heat. Slotted Drive, Round Head Machine Screws in this selection feature a slotted drive with an undercut, round head. They can be driven using a standard slotted / flat head screwdriver or bit. The domed head protrudes above the installation surface. Common Uses Machine screws are designed to be used with nuts, or driven into tapped holes. Unlike sheet metal screws, in most applications they can be uninstalled and reinstalled. Machine screws are ideal for drawer runners, machines, electronics, and vehicles. Silicon Bronze Machine screws are valued for their corrosion resistance, and are found in areas where this type of application is exposed to a harsh environment. Listing photo is generic for the fastener type listed in this listing and is not to scale. Please refer to the description for fastener details. If in doubt, please ask a question through chat or email. We will respond with the requested information quickly. Listing photo is generic for the fastener type listed in this listing and is not to scale. Please refer to the description for fastener details. If in doubt, please ask a question through chat or email. We will respond with the requested information quickly.