... outer dia 28-42cm 4 best quality Wooden frame sifters for wheatMaterial, 304, 304l 302 SS wrie ... , wooden frameRing diameter: 28- 30-32-34-36-38-40-42cmHeight 4-6-8-10-12cmMesh, 12 ... -14-16-18-20-30 meshesUsage, For sieving grain, wheat , food, soft sand, or for gardens .Our wooden ... , best price, welcopme to visit our factory. wooden frame sifters for wheat food ,grain