100% brand new and high quality Features: Prevent welding sparks. Avoid the phenomenon of sticky electrode and virtual welding. The welding part is not yellow, and the welding spot is beautiful. Made of high-quality alumina copper material, high temperature resistance, not easy to break, superior electrical and thermal conductivity, durable, long-term use. Widely used, suitable for spot welding of nickel strips, nickel infiltrated steel sheets, coated steel strips and other materials in battery production. In the production of nickel-metal hydride batteries, nickel-cadmium batteries, polymer batteries, lithium batteries and other batteries spot welding connecting pieces, batteries, and lead pieces. Specification: Product name: Welding Needle Material: alumina copper Hardness: >83HRB Conductivity: >85%IACS Softening temperature: 900 Color: Golden Size: app.80mm/3.15in Quantity: 2pcs/set Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 2pcs/set x Welding Needle(other accessories demo in the picture is not included.)