505BTSSQHD - Power Battery Top Post Cleaner with Quick-Disconnect Hex Stem - Use with Quick-Disconnect Driver or Power Drill

Power Battery Top Post Cleaner with Quick-Disconnect Hex Stem - Use with Quick-Disconnect Driver or Power Drill   - 1/4 inch Stainless Steel Quick-Disconnect Hex Stem- Use on SAE Top Post Terminals- Works on both positive and negative terminal posts- Brush wires have a 70° bend- Clean up to 50 posts per minute- Maximum speed 400 to 800 RPM   Note: Cleans up to 1000 battery posts in one direction. After the effectiveness diminishes, extend the life of this cleaner by reversing the drill direction. Specifications Stem Size: 0.25 in (6.35 mm)Stem Length: 1.02 in (25.9 mm)Max Post Diameter: 0.71 in (18.0 mm)Max Post Length: 0.625 in (15.9 mm)Length: 2.50 in (63.5 mm)Width:  1.63 in (41.4 mm)Height: 1.63 in (41.4 mm)Weight (lbs): 0.10 (46 g)