The HOLT INDUSTRIES™ Pneumatic Air Operated Brake Bleeder with Auto-Refill Kit makes it easy to drain and fill brake lines and hydraulic clutch systems. The auto-refill kit locks in place to provide direct, pressurized flow to eliminate air bubbles. The variable thumb control throttle provides positive control while flushing or refilling. Includes a wand attachment for removing old brake fluid from the master cylinder. Comes with 64 in. wand attachment, 41 in. brake bleeding hose, (2) adapters for 12 oz. & 32 oz. bottles, (4) bleed screw adapters