The 1-1/8 (29MM) BI-METAL HOLE SAW from IRWIN Industrial Tool is engineered for precision and durability. This high-quality holesaw features a bi-metal construction, ensuring longevity and performance across various materials. With a cutting diameter of 29mm, it is perfect for creating clean holes in wood, metal, and plastic. The innovative tooth design enhances cutting efficiency and reduces friction, making it suitable for both professional and DIY applications. This holesaw meets industry standards for quality and safety, making it a reliable choice for any project.