Features 1、It is widely used in machining, workpiece measurement, equipment calibration, etc. Can be used with the leverage dial indicator and small correction meter. 2、Powerful magnetic base, with on/off switch for magnet. 3、With high stability, it will be your ideal tool in the measurement of precision workpiece field. 4、Flexible, strong, the precise rotary joints can be adjusted any direction and location. 5、The V-slot base can be mounted on a cylindrical surface. 6、Easy to use, can reduce costs and improve work efficiency. 7、Widely used in machining, workpiece measurement, equipment calibration, etc., more convenient to use, can reduce costs and improve work efficiency. Specification Widely used in machining, workpiece measurement, equipment calibration, etc., more convenient to use, can reduce costs and improve work efficiency. Features: It is widely used in machining, workpiece measurement, equipment calibration, etc. Can be used with the leverage dial indicator and small correction meter. Powerful magnetic base, with on/off switch for magnet. With high stability, it will be your ideal tool in the measurement of precision workpiece field. Flexible, strong, the precise rotary joints can be adjusted any direction and location. The V-slot base can be mounted on a cylindrical surface. Easy to use, can reduce costs and improve work efficiency. Specifications: Material: zinc alloy Color: red+black Clamping hole diameter: 8mm / 0.3in Total height: 195mm / 7.7in Rod length: 155mm / 6.1in Base size: 36 * 35 * 30mm / 1.4 * 1.4 * 1.2in Package size: 210 * 50 * 50mm / 8.3 * 2.0 * 2.0in Package weight: 400g / 0.9lb Note: The color of base is random delivery. Package list: 1 * Universal Magnetic Base Holder Package List 1 * Universal Magnetic Base Holder