This APT American Pneumatic Tool Model 653 Air Chipping Hammer Breaker is a powerful and efficient tool for your business or industrial needs. With its pneumatic power source, it provides consistent and reliable performance for all your chipping and breaking tasks. The breaker boasts a .680" round size and is perfect for various applications in the business and industrial sector. Its brand, APT, is a testament to its quality and durability, making it a great investment for your company. This model is perfect for those in need of a breaker that is both powerful and efficient, without the hassle of a noisy engine.