The chuck is designed to rotate and fix the motherboard at the desired angle through an elastic knob. Adjustable opening distance, suitable for clamping various sizes of motherboards. Multiple specifications of clamping ports correspond to motherboards of different thicknesses, and the clamping is firm, ensuring that the motherboard does not deviate during use. Removable soldering iron holder, suitable for placing soldering iron pens, made of high-temperature materials to prevents accidental contact and scalding. Removable design, convenient in use., Manufacturer: Duanthry