straight cut aviation snips are made from forged alloy steel for added strength and durability for a stronger life. Its serrated cutting blades cut up to 18-gauge cold rolled or 23-gauge stainless steel. Ideal for cutting aluminium sheets, UPVC, wire mesh, leather, copper and plastic. The latch design provides quick single handed operation and the bi-material grips deliver slip resistance and improved comfort, this tool allows you to cut steel with ease.