Blue Spot 36466 Hex Shank Paint Mixer 5 Litre Features and Benefits: Manufactured from steel for increased durability and is powder coated for corrosion resistance. Ideal for mixing a wide range of materials including paint, adhesives, mortar, cement, and grout. The 8mm (5/16″) hex shank fits all standard 3/8″ chucks on all electric drills for fast, efficient mixing. It’s robust design and specially angled blade makes it ideal for larger jobs. Lightweight and easy to handle with an angled blade for optimal mixing performance and reduced splatter. 200 to 700RPM depending on viscosity