SHAPTON Japanese Ceramic Whetstone M-15/Medium Rough Grit 1000, 15mm stone with Wooden Base SHAPTON Ceramic Whetstone M15 Series Medium Rough Grit 1000 Non Slip Steady Wooden Base Size(of stone) :8.3"(210mm) x2.8"(70mm) x H.0.6"(15mm) Made in Japan