After each use of the coffee machine, the residue can be cleaned with a brush to ensure cleanliness.Name: Standard wire diameter insect hook crank hook Luya hook corrosion resistance super toughnessColor: black nickel (gun black) 72A high carbon steelFeatures:1. New optimized hook body for better water retention2. Standard hook wire diameter, full of toughness.3. Optimize the hook tip design and increase the penetrating power to reduce the probability of foreign objects in the hook.4. Selected 72A high carbon steel wire with excellent elasticity and toughness.Size Description 5/0# > 4/0# > 3/0# > 2/0# > 1/0# >1# >2# >4# >6#>8#You can put different beans or coffee powder according to your preferences, which is very convenient to use and carry.