Auto-locking rotary mechanism: Enables effortless flipping of the knife to sharpen both blade sides
Nakayama Asagi stones are mounted on high-quality aluminum blanks
Guangxi is mined in the Guangxi region in China
Ursa series is available only in 100% diamond concentration
If light passes through any part of the straight edge
8 x 3 silicon carbide sharpening stone Grit:120 Auto-locking rotary mechanism: Enables effortlessGritomatic Sharpening Bench Stones are used for free hand sharpening knives. The stones are made of silicon carbide and are designed for the hardest steels (up to 65 HRC). It is advisable to use silicon carbide stones for sharpening knives made of hard stainless steel or carbon steel, such as: ZDP 189, ZDP 247, S30V, S35VN, S90V, S110V, 154CM, D2, YXR7, Cowry, S290, S390, K294, K390, M390, Elmax, 154CPM, ATS 34, 440C, AUS 8, AUS 10, A2, BG 42.. Using