characteristic: The Adjustable Angle Block is made of Stainless steel, well wear resistance, very durable and long service life Angle gauge blocks can be a cursor indicates stepless tilt adjustment angle, and then be secured with screws, used to create a variety of fixed angle processing, testing of workpieces Nickel plated, parallelism and verticality precision grinding of each working face to 0.01mm. This Angle V Block features high accuracy and is easy to operate In the milling machine, planer, drill press with adjustable angle grinder and regulations on the blade, crossed with other fixtures or clamping the workpiece after the workpiece processing, such as processing slope, slant-hole drilling and the like describe Name: adjustable angle gauge Model: AP25 Material: Stainless steel colour: Silver Package Contents: 2 x Adjustable angle gauge Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.