With the Bahco 3830-46-VIP Sandflex bi-metal holesaw, you cut clean and accurate 46 mm circular holes across a wide range of materials. Built with an 8% cobalt bi-metal alloy and 4/6 tpi gearing, it slices smoothly through wood, plastics, non-ferrous metals, and steel, including stainless steel, while resisting wear. a maximum cutting depth of 38 mm lets you create neat pass-through openings for pipes and wiring with ease. The internal thread mounts quickly onto a compatible separate arbor for your drill, and integrated side slots ensure fast core removal to keep your project moving.