Large 7.7LB Hopper: Upgrade a thicker hopper that can hold up to 7.7 lb grains at one time. Large capacity for you to handle large batches of brewing. Specially designed to crush malt for beer brew, good for mill malted barley and malted wheat. Note: NOT for corns and soybeans; NOT for flake or flour

Powerful Knurls & Adjustable Gap: 5-inch rollers, 12 TPI knurl, efficiently pulls all your grains through while leaving the hull intact to form an excellent filter bed for sparging. The clearance of two rollers is adjustable to acquire your desired fineness from 0.025 to 0.1 inch. A great helper for homebrew

Strong Drill Mode: Attach an electric drill and give your arm a rest! Give a throughput of 7 pounds in just one minute drill mode! much more powerful than traditional manual mode. (3/8 inch, low speed drill) If you're brewing large batches, or want to maximize mash efficiency, you should definitely try the drill mode

Healthy Food Safe Material: Screws and rollers are made of food safe stainless steel, solid and healthy. Less weight aluminium alloy for crank handle and hoppers, anti-corrosion and solid to last. Less weight is more portable! A customized base can fit steady on 5 gallon fermenting bucket. Great hardness, odorless and environmental friendly base

After-Sales Service: We are committed to offer you with high quality product as well as superior service! Please feel free to tell if any problems, we would try our best to satisfy you. Provide technical support