ITEM NAME:Wire Gauge Thickness Measuring Tool Wire/Sheet Metal Gage Measurement WL BX3 Gw.This stainless steel welding gage is thicken design, not easy to deform and durable. Compact and light in weight, easy to carry. Material:stainless steel. Made of stainless steel, and through multiple processes, thicken design, not easy to deform and durable.