Feature: 1. 360 DEGREE ROTATION: Adjustable soldering clamp holder, the clamping arm supports 360 degree rotation, easily fix the PCB in the desired position. 2. STABLE STRUCTURE: With sturdy metal base, ABS arm with spring clamp, the circuit board holder has a stable structure to ensure safe operation. 3. APPLICABLE RANGE: Capable of holding circuit board with thicknesses of 1.2mm, 1.8mm, 2.0mm and 3.0mm, and suitable for PCB widths up to 200mm. 4. 4 RUBBER FEET: The soldering holder has 4 rubber feet under the base, which are stable and do not shake, and has good non slip performance. 5. MAIN PURPOSES: The adjustable clamp holder is mainly used for clamping circuit boards for soldering, desoldering, or rework projects. Specification: Item Type: Soldering Clamp Holder Model: SN 390 Material: ABS, Metal PCB Clamping Thickness: 1.2mm, 1.8mm, 2.0mm, 3.0mm Maximum (Circuit Board Size): Approx. 20 x 14cm / 7.9 x 5.5in. Package List: 2 x Holders3 x Straight Rods1 x User Manual