The kwb HSS bi-metal hole saw with a diameter of 111 mm is a high-quality tool suitable for a variety of materials. It is characterized by its extreme sharpness and progressive Vario tooth design, which allows for accelerated chip removal. This hole saw is made from high-performance high-speed steel (HSS) and is alloyed with 8% cobalt, significantly enhancing its durability and lifespan. It is ideal for use on various materials such as steel, cast iron, construction steel, stainless steel sheets, aluminum, bronze, copper, plastic, acrylic, drywall, and wood. The hole saw is an essential tool for professional tradespeople and DIY enthusiasts who value precision and longevity.

• Made from high-performance high-speed steel (HSS) with 8% cobalt for increased durability
• Progressive Vario tooth design for efficient chip removal
• Suitable for a variety of materials, including metal, plastic, and wood
• High lifespan, ideal for professional use.