45 degree offset keeps user's hand away from cutting material. Snips feature forged alloy steel cutting heads for maximum strength and durability and machined steel blades for precision cuts. One-handed locking for ease of use. Serrated jaws. Flush bolt design will not hang up on material. Rust protection increases tool life by reducing corrosion. Ergonomic handles provide maximum comfort and superior performance. Great for cutting aluminum， vinyl siding， screening， cardboard， leather and copper. Cuts up to 18 Ga. cold-rolled steel and up to 22 Ga. stainless steel.