1Ideal for bending work such as bowl interiors, cutting discs, plywood, melamine, wood, stone, metal, plastic-cut resin metal cutting wheels and quick waste removal. 2These chains can be sanded using a chain saw blade or replaced as needed. 3The blade can easily cut through it with or without particles or knots. 4Perfectly fit for 4in 100mm angle grinder. 5The chain saw blade is fixed between the two steel plates to provide a firm grip for engraving.