Magnetic gunsmith level[Strong Magnetic]: Spirit level with magnetic base for holding ,it's gunsmith level tool. It contains 3pcs gunsmith .[Simple to Use]: Just magnet on the bottom, it's gunsmith level.[Multiple Functions]: Mainly leveling your & at the same time. Besides, used for anything that you need a quick level for.[Durable & Fast Measurement]: level made of acrylic and plastic which is durable, and fast measuring tool magnet on anything.Colour: blackMaterial: acrylic + plasticPackage Contents:3 * Bubble levelOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.