Grindenstein is a compact coffee knock box for banging out and temporarily storing your coffee grinds. Made from virtually indestructible high-grade ABS plastic and sporting a shock-absorbent Santoprene-wrapped stainless steel dump bar, the Grindenstein knock bin makes emptying your espresso machine’s filter-basket safe and spill-free.
Due to it’s size, it neatly tucks away on the drip tray of your espresso machine for space-saving storage.
Delivery & Payments
Delivery is free for all items Australia wide.
Where we ship to
We ship to anywhere in Australia.
Orders can be tracked online. A tracking number will be provided after the product has been dispatched.
Estimated delivery time
This will differ depending on where you live (items are dispatched from Sydney). Deliveries are done Monday to Fridays. Delivery time estimates can be found here .
What payment methods do you accept?
We accept Visa, MasterCard, PayPal, American Express and Apple Pay.
Is GST and other costs included in the price?
Price is inclusive of GST and all other charges.
Returns & Warranty
We have a 30-day return policy for the Grindenstein. To return, the Grindenstein cannot be used or show any evidence of being opened or used. This is due to hygiene reasons.
The Grindenstein is subject to a standard 6 month full-replacement warranty for any manufacturing defects.
For item returns or warranty service, please contact us.
What is the width of the knock bar?
Will it tip over if knocked hard?
The item is very sturdy. You can basically whack it as hard as you want and it won’t tip over.
How many pucks will it hold?
Around 9 double pucks (14g of coffee) or 18 single pucks (7g of coffee).
Is it dishwasher safe and BPA free?
Yes, the Grindenstein is both dishwasher safe (top rack) and BPA free.