Powerful12 Amp Motor: Delivers 0-3,000 SPM for high performance cutting in a variety of materials. 1-1/8" Stroke Length: Provides maximum cutting speed. Gear Protecting Clutch: Extends gear and motor life by absorbing high impact forces caused by blade lock-ups. Counter Weighted Mechanism: Provides reduced vibration for smoother operation. QUIK-LOK™ Blade Clamp: Provides fast , tool-free blade changes. Stroke Length 1-1/8" No Load SPM 0-3,000 Gear Protecting Clutch Yes Counter Weight Yes Clutch Yes Adjustable Shoe No Dial Speed Control No Length 19" Tool Weight 7.1 lbs.