Weller 3-Pack 6.4 mm Chisel Soldering Tip is made of copper and is tinned. It is suitable for electrical use and is lead-free. It has a wire diameter of 1/4 inch and is not water-soluble. It is a chisel-shaped marksman replacement tip for SP40 and SP40D irons. It is part of the Consumer tip series from Weller and is plated with electroless nickel for ease of wetting during soldering.
WARNING: This product, when used for soldering and similar applications, produces chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov