MHW-3BOMBER Coffee Grinder Dosing Funnel, Magnetic Dosing Ring attached to 58MM Espresso Portafilter, Aluminum Alloy Powder Rings (Black) DR5383MB
- Specifications: 58mm inner ring, 73mm outer ring, 17mm high,58g in weight.
- Material: Made of food-grade aluminum alloy.
- Regarding magnetism: The most commonly used 304 steel will show different degrees of magnetism after cold processing, but for some powder bowls such as ims, wpm and other brands, the magnetism is weak.