[Multi Angle Marking]Adjustable position marking protractor tool supports 15 30 45 60 and 90 degree layout work. Rotate the knob to set angles for woodworking handcraft and shop tasks. [Level Reading Design] gage ruler includes clear horizontal bubbles for quick checks during marking and. Transparent vials help improve reading when installing shelves or aligning workpieces. [Stable Positioning]Adjustable knob locks the ruler firmly after setup to reduce shifting during use. Non slip limit helps keep the tool steady for repeated reference points on and gypsum board. [Foldable Compact Size]Multi angle foldable depth measuring ruler measures about 16.7 cm 6.57 in. Foldable structure fits easily in a toolbox or for contractors carpenters and users. [ABS Construction]Made of ABS material for measuring and marking tasks. Suitable for workshops renovation projects furniture layout and general leveling where quick angle setup is needed., Manufacturer: Pissente