Features 1、One magnetic base. A magnetic stand that uses a switchable permanent magnet for convenient mounting onto metal surfaces. 2、It can used for dial indicator and lever dial indicator,etc 3、Designed with three joints. The arm can be locked in any position using the tightening knob. 4、Easy using for metalwork pieces. The red adjustable magnetic base holder has high stability, it will be your ideal tool in the measurement of accuracy work‑piece field 5、There is On/Off switch on the base. Useful for holding dial indicators or test indicators during alignment operations. Specification Description: One magnetic base It can used for dial indicator and lever dial indicator,etc Designed with three joints Easy using for metalwork pieces There is On/Off switch on the base Specifications: Base Size(L x W x H): Approx. 38 x 29 x 35mm / 1.5 x 1.1 x 1.4 inch Total Height: Approx. 20cm / 7.8 inch Clamping Hole Diameter: Approx. 8mm Material: Metal Package Includes: 1 x Magnetic Base Note: This item must be put in the magnetic plane. Please note that the type of the rotary button will be sent randomly, and make sure you will not mind before ordering. Package List