Plain Stainless Steel Hex, Hex Bolt, M4 x 20mm

RS Pro Metric Thread A2 Hex Head Set Screws

From the trusted RS PRO brand, these stainless steel hexagon set screws are a highly versatile solution to fastening applications. Able to be adjusted with either a spanner or togue wrench with appropriate socket bits, they present an easy to access fastener head that can be manipulated at multiple angles. They are constructed from A2 stainless steel which means they have excellent resistance to wear and tear and can even be safely used in food production applications.

Hexagon set screws are fully threaded and can be used with a nut or in a tapped hole. The bolts are tightened with a wrench, and are usually used with appropriate hex nuts and washers.