Feature:1. [Black Paint Finish]Variable angle fixture black paint finish, which is corrosion resistant and wear resistant, with high hardness and durability.2. [Accurate Reading]Woodworking fixtures angle clamp special technology laser calibration, clear and accurate reading, easy to use.3. [Adjustable Screw]Variable angle clamp adjustable screw design, when the reading needs to be fixed, the screw can be tightened.4. [Don't Hurt Hands]Woodworking protractor every edge and corner has been polished by a special process, so it does not hurt the hand.5. [Clear Scale]Woodworking angle clamp fixer scale is clear, does not fade, and has a long service life.Specification:Item Type: Variable Angle Fixture Material: IronColour: BlackUse: For woodworking tools.Package List:1 xVariable Angle Fixture Note:Manual measurement, please allow 12cm / 0.40.8in error.