RUKO 57mm diameter high precision HSS-G core drill bit.

The Ruko-128057-HSS-G (Ø 57 mm) hole saw is a high-precision tool designed for drilling in a wide variety of materials. With a material thickness of up to 2.5 mm and a cutting depth of 5.0 mm, this hole saw is ideal for working with alloy steels, cast steel, non-ferrous metals, light metals, plastics, reinforced fabrics, drywall, and light construction materials. Its right-hand cutting design allows for optimal performance, and its resharpenable design ensures a long service life and efficiency with every use.

It is important to note that this tool is not suitable for hammer drilling. It is recommended to apply light pressure when starting to drill, maintaining constant pressure throughout the process.

• Diameter: 57 mm
• Material thickness: up to 2.5 mm
• Cutting depth: 5.0 mm
• Cutting: right-hand
• Resharpenable: yes
• Recommended materials: alloy steels, cast steel, non-ferrous metals, light metals, plastics, reinforced fabrics, plasterboard
• Maximum hardness: up to 800 N/mm²
• Instructions for use: avoid hammer drilling
• Pressure of Drilling: little and constant
• Use of coolants: recommended