This is a kind of quality spot welding machine butt-soldering-tong, special-shaped with comfortable grip feeling. Butt-welding pen sheet metal repairing, the pressure can be adjusted. It can be used to clamping and welding the steel plate within 1+1 mm thickness. Features: Novel design, special-shaped with comfortable grip feeling, can provides nice welding experience. Spot welding pliers, special-shaped hardware welding tongs, connect with spot welding machine to use it. Butt-welding pen sheet metal repairing, the pressure can be adjusted. Adopts epoxy board, insulation and high temperature resistance, which can be used for a long time. Easy operation, simple and convenient to use. It can be used to clamping and welding the steel plate within 1+1 mm thickness. Specifications: Name: Butt-Soldering Pen Material: epoxy board+aluminum Item size: 123 * 80 * 25mm / 4.84 * 2.76 * 0.98in Package size: 150 * 85 * 30mm / 5.91 * 3.35 * 1.18in Package weight: 235g / 8.29ounce Packing List: 1 * Butt-Soldering Tongs