Laser-etched markings for clear readings : The laser-etched markings on the ruler clear and accurate readings every time , making it easy to measure weld seams with confidence stainless steel : Crafted from stainless steel , this ruler is resistant to and can withstand heavy use Suitable for professionals and enthusiasts : Whether you ' re a professional welder or a enthusiast , this ruler is perfect for measuring and inspecting weld seams Essential tool for welding inspection : This welding inspection ruler is a must-have for anyone in the welding industry , ensuring precise measurement and accurate inspection Versatile use in various industries : Ideal for use in boilers , bridges , shipbuilding , pressure vessels , and oil pipelines , making it an essential tool for wide range of industries, Manufacturer: Watreketal