Shapton RockStar 3000 Grit Sharpening Stone Kitchen Tools Wusthof calls it a "sandwich"

Wusthof calls it a "sandwich" knife

an HRC 58 hardness stainless steel blade for a great balance between hardness for a super sharp edge and toughness and resilience for durability and ease of maintenance (it will NOT be overly fragile or prone to cracking or chipping

narrow prongs

Made in Japan

Shapton RockStar 3000 Grit Sharpening Stone Kitchen Tools Wusthof calls it a "sandwich"Shapton's new RockStar stones cut fast, are very hard and long lasting and leave a superb edge. They're a real pleasure to use, and extremely consistent. Everyone loves Shapton Stones for their high quality and excellent performance! The abrasive is extremely consistent and dense so you have a great feel and can produce very precise and clean edges, plus these have the convenience of splash and go sharpening (do NOT soak these stones). These are