Color: Black Aluminium alloy: Dovetail guide is made of premium aluminum alloy, the dovetail marker is sturdy and durable. Easy to use: With an accurate scale, the dovetail guide tool is easy to use and easy to use. you can easily mark the dovetails for wood joints. 4 kinds of marked proportions for hardwood or softwood, 1:5, 1:6, 1:8 and 1:10. Widely Application: This* is widely used for softwood, hardwood and other woods; A handy tool for carpenters and DIY enthusiasts. Scope of delivery: One piece Note: The data is manual measurement, please allow 1-3cm error, due to differences between light and screen, there will be a certain difference in color, the specific received in kind shall prevail.