Aluminum and stainless steel drafting scale with an adjustable slider. - Type: Drafting ruler - Size: Approximately 30cm long - Material: Stainless steel - Color: White - Features: With adjustable slider Thank you for viewing. Please check the images for the condition as it has been stored at home. The main body is made of stainless steel, so unlike plastic scales, it won't be damaged even when using a cutter knife, and you can use it in the same way as when drawing parallel lines or equally spaced parallel lines.