Longlife tips ERSADUR, type 832/842 for ERSA soldering irons. Suitable for a number of soldering irons in the ERSA range, like Multi-Pro, Multi-Sprint and Multi-TC. To prevent oxidation of the tips and a superfluous amount of solder at the point of soldering, the interior is nickel-plated next to the heating element while the exterior is chromium-plated. Tin- and iron-plated tip adapted for lead-free soldering. Inner diameter 6.6 mm.