The HSS bi-metal hole saw with a diameter of 108 mm from kwb is a highly advanced tool suitable for a variety of materials. It features a progressive Vario tooth design that allows for accelerated chip removal, thereby increasing cutting efficiency. The teeth are made of high-alloy HSS with 8% cobalt, providing exceptional durability and a long lifespan, making it ideal for professional use. This hole saw can cut through various materials such as steel, cast iron, structural steel, stainless steel sheets, aluminum, bronze, copper, plastic, acrylic, drywall, and wood. Its versatile applicability makes it an indispensable tool for craft and construction projects.

• Progressive Vario tooth design for efficient chip removal
• High-alloy HSS teeth with 8% cobalt for high durability
• Suitable for a variety of materials, including metal and wood
• Long service life for sustainable use.