RUKO 180º HSS flat countersink M4 DIN 373 thread, diameter 4 mm.

The Ruko-102416 Flat Countersink DIN 373 is a high-precision tool designed for countersinking hexagonal and cylindrical head screws. With a 180° countersinking angle and three cutting edges, this countersink allows for right-hand cutting, guaranteeing a clean and professional finish every time. Its robust design makes it ideal for working with materials such as steel, cast iron, light metals, and non-ferrous metals, making it a versatile tool for various industrial and DIY applications.

The Ruko-102416's cylindrical handle provides a comfortable and secure grip, facilitating its use during the countersinking process.

• Countersink angle: 180º
• Number of cutting edges: 3
• Cut: Right-hand
• Compatible with hexagonal and socket head screws
• Recommended materials: Steel, cast iron, light and non-ferrous metals
• Shank: Cylindrical
• Use: Pre-tapping holes
• Packaging: Translucent plastic case with hanger