Power Crusher: 1.High efficiency 2.Sharpblade, can be used for the first, lasting durability 3.Over-loading protection Plastic Crusher Features:1.Special hopper is designed sheets crushing. 2.Special blade fitting for hard, normal, soft and thin material. 3.Steel structured box, cast steel knife holder, and high quality tooling steel knife are all firmly fastened with high-strength steel screws ...