Grit 400# 200x50x25mm Cyan Abrasives Sharpening Oil Stone Whetstone Main Material: Abrasives, Resin; Package Content: 1 x Oil Stone Product Name: Oil Stone; Weight: 381g Granularity: 400 Grit; Main Color: Cyan Overall Size: 200 x 50 x 25mm/ 8" x 2" x 1"(L*W*T) Type: Sharpening Stone