With the Bahco 3830-121-VIP Sandflex bi-metal holesaw, you cut clean, precise 121 mm openings in wood, plastics, non-ferrous metals, steel, and stainless steel. Its durable bi-metal design with 8% cobalt delivers superior wear resistance and prevents tooth breakage during demanding drilling tasks. Featuring a maximum cutting depth of 38 mm, it is well-suited for creating neat feed-throughs for pipes, conduits, or enclosures. Practical side slots allow you to quickly push out cut slugs, keeping your workflow moving smoothly from one hole to the next.