DOUBLE SIDE FLATTENING STONE: This innovative Flattening Stone is different from any other flattening stone in the market. It is a two-sided, grit, diamond grid flattening system designed to produce excellent flat surfaces on sharpening stones. from high-quality silicon carbide the flattening stone particles help in cutting sharpening stones material precisely. This makes it perfect for flattening as it cuts quicker and wears slower making it making it extremely strong and durable. UNIQUE DESIGN: Specially designed Diamond-shaped grid pattern of the grooves quickly and efficiently removes only waste material while flattening any type of sharpening stones, whetstones, Oil Stones or Ceramic Stones. EXTRA SIZE: Our double-sided, flattening stone has an extra- flattening area. Making it 3X bigger than any other stone on the market & enough to completely flatten any whetstone. GRIT: The 120 grit(Dark ) side is used to flatten coarse water stones with 900 grit & lower, this side provides the necessary cutting action to effectively flatten the stone. However, when flattening finer , a coarse grit leaves a finish you many find undesirable. So we have designed #320 grit(Light ) side for water stones with 1000 grit and higher. advantages Easy To Use High Quality Material Grit Long-Lasting Fast Results Better Investment Flattening Stone- Grit Coarse/Fine Sharpening Stones Flattener Diamond Grooves Diamond precision cut grooves are specially designed to collect material removed from your whetstone. This unique groove feature provides a much more accurate leveling process. Flattening Stone- Grit Coarse/Fine Sharpening Stones Flattener Keeping Your Sharpening Stone In Optimal Condition It's essential to maintain a flat and level whetstone or to be able to evenly sharpen your knives to achieve . The grit surface of our flattening stone is designed to accurately repair and level your whetstone in a short period of time. colour:black Material:Silicon carbide size: 200 x 75 x 30mm Package Contents: 1 * Sharpening Stones Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.