Visit the Home Depot to buy 3Gallon Mixer EM100. Visit the Home Depot to buy 3Gallon Mixer EM100 ... The 5Gallon Mixer helps blend materials vertically and horizontally. This easytoclean, 1 lb. mixer is great for paint, adhesives, drywall mud and plaster. ... (best in a bucket with water and sand) Product Overview. Model #: EM100. Sku ...