- For sale: 1zpresso Q2 S grinder New S version The 1Zpresso Q2 S manual grinder in its new and elegant design, small in size, holds 15-20 grams. The internal blades are conical and heptagonal (38mm) and high speed with a foldable handle and ease of storage and carrying. The heptagonal burr is characterized by high speed and better consistency. Used for a year and a half, with light use only once or twice a week. Reason for selling: Switching to an electric grinder. The grinder comes without its original box or accessories.