This Sirius Cheese Head Machine Screw is an M3 x 30mm slotted fastener, manufactured from A2 304 stainless steel. The M3 x 30mm offers an unusually long engagement for a fine M3 thread, making it suitable for through-bolt applications, spacer assemblies and instrument enclosures where length is critical. The cheese head provides a clean finish, and the slotted drive is compatible with a flat-blade screwdriver. Features and Benefits: • A2 304 stainless steel construction • Corrosion-resistant, maintenance-free finish • Cheese head for increased bearing surface • Slotted drive for flat-blade screwdriver • Precision metric threads Specifications: Diameter: M3 Length: 30mm Qty: Pack of 1 Contents: Pack of 1