Add to Wishlist Ingersoll Rand 3445MAX 4.5in Angle Grinder Ingersoll-Rand 3445MAX 4.5in Angle Grinder The 3445MAX is the perfect choice for high performance material removal. This 4.5" air angle grinder combines a unique internal governor with a powerful 0.88 hp motor, to give you a best-in-class power to... MSRP: $339.99