These high-quality grinders are 2.2 inches in diameter. The Sharp Stone grinders are a 4 stage grinder with sharp bladed that guarantee customer satisfaction! This Sharp Stone grinder comes with a Kief scraper. This grinder comes in 9 colours so that you and your customers receive a fine selection and wide variety that suits the tastes of anyone! The top transfer lid of the Sharp Stone grinder is magnetic which makes for secure attachment.