1. Two Flexible Arms - Each arm has a 360-degree precision alligator chuck that grabs your work and releases your hands. Which includes 10.5cm / 31.5cm arms for more efficient work. 2. The magnetic base can be strongly adsorbed on the iron plate larger than 3mm. 3. Perfect for various projects - You can use it to complete a variety of DIY jobs, such as hobby projects, electronics, art and crafts. Painting statues and models, etc. Universal joint pipe length:105 mm/315mm Colour:As Shown Material:Metal Specification:A:2PCS Short Package Contents: 2 * Short PCB Circuit Board Hoder Specification:B:4PCS Short Package Contents: 4 * Short PCB Circuit Board Hoder Specification:C:2PCS Long Package Contents: 2 * Long PCB Circuit Board Hoder Specification:D:4PCS Long Package Contents: 4 * Long PCB Circuit Board Hoder Only the above package content, other products are not included. Note: Light reflection 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.