Grindenstein is a compact knock box that bangs out your coffee grounds.
Grindenstein knock box
Grindenstein knock box
Description
Grindenstein is a compact coffee knock box that bangs out your coffee grinds. It’s super strong and sturdy, and even tucks away on the drip tray of your espresso machine for space-saving storage.
Additional information
Height (mm) | 110 |
Diameter (mm) | 110 |
Weight (g) | 410 |
Material | ABS plastic, Santoprene rubber coated steel bar. BPA-free |
Washable in dishwasher | Yes |

The right size
Specifically designed to be stored on the espresso machine’s drip tray (under the group head), Grindenstein’s unique height reduces clutter on the kitchen bench top and fits easily in the top rack of the dishwasher.

Can take the hit
Grindenstein’s patented shock-absorbing design and solid steel core make it truly impossible to break.

Keeps it quiet
Thick and durable rubber sleeve protects the group handle, absorbs the striking force and makes it quiet to use.