1.The angle grinder can be adjusted according to the cutting thickness.To adjust, simply loosen the 4 black knobs.After determining the required thickness, tighten the 4 black knobs for adjustment. 2.The bottom of the angle grinder holder is equipped with a non-slip ABS-PP pad, which can additionally prevent the holder from slipping during work.At the same time, the soft material can prevent scratching of the objects used for cutting. 3.With the black anti-slip handle, you can securely hold the stand during work. Specification: - Product Name: Angle Grinder Chamfering Stand -Material: Steel - Color: Silver + Blue - Dimensions: - Length: 18 cm/7.08 in - Width: 13.5 cm/5.3 in - Diameter of the mounting hole: 4.5 cm/1.78 in Package: - 1 * Angle Grinder Holder - 1 meter/39.5 in transparent hose