The Klein Tools Hole Saw Set includes a collapsible, dual-material dust bowl, a 6-3/8-Inch bi-metal hole saw, and a large 3/8-Inch hole saw arbor with pins. The versatile dust bowl features a vacuum port that accommodates the most common vacuum hose sizes, helping keep your work area clean and debris contained. Use the arbor and hole saw to drill holes that hold 6-Inch recessed lighting fixtures. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.