Klein Tools' HVAC Duct Slitter Demolition Driver with a 6-Inch blade is engineered for slitting and starting holes in ductwork. Featuring a complete steel tip-to-cap connection, this driver withstands heavy-duty piercing, slitting, striking and prying. Its square shank design allows for enhanced leverage, while the flared Cushion-Grip handle ensures a secure, slip resistant grip and an over-sized metal strike cap is perfect for hammering. 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.