SAVE TIME AND MONEY: Quick application bundling device - no need to grab extra tools. No need to buy extra items to trim tie | EASY: Just simply twist the tie and tear off the extra amount when complete | SMALL CUTTING BLADE inside each tie is made of stainless steel to prevent corrosion and rust | 3/8 inch MINIMUM and 2 inch MAXIMUM BUNDLE DIAMETER | Small cutting blade inside the head of each tie is made of stainless steel