This Tinner's Snip is hot drop-forged of high carbon steel and heat-treated to assure strength and durability. The outer blade surfaces are ground smooth and fully polished. "Santroprene" durable vinyl plastic coats handles and bows for user comfort. This Offset/Straight Pattern model cuts Straight and wide curves to the Left or Right. The Offset blade pattern flows material away from the blades, allowing the snip to move forward without interference when making cuts through long sheets. It is long with a 1-1/2" length of cut in a maximum 22 gauge metal.