2 pcs Electronics: 1 x Magnetic Stand & 1 x Dial Indicator and high quality Function:Metering the concentricity of principal axis Precise and professional made, stable performance Fully Adjustable in any position, central locking mechanism.Can holding most dial gauges and dial test indicators(not included here). Product Name : Magnetic Stand; Clamp Hole Dia : Max 0.76cm / 0.299inch Overall Length(Approx) : 19.5cm / 7.7inch Magnetic Base Size(Approx) : 3 x 3.6 x 3.6cm / 1.18inch x 1.4inch x 1.4inch(LxWxH) Material: Metal, Magnet, Plastic Name:Dial indicator Range:0-10mm Resolution:0.01mm Display:Pointer Color:Silver + Red, black Dimension:5.5x2.2x4cm (Diameterxthicknessxbottom length) Package Content : 1 x Magnetic Stand 1 x Dial Indicator Only the above package content, other products are not included. Note: Light shooting 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.