I have available a lot of 3x biggish NOS soldering iron tips free for postage. I bought them a while ago on eBay, but they don't fit what need. Plato 66-367 Diameter 3/8" OA Kength 3 1/2 Chisel Tip 3/16" wide Package weighs about 7 Oz. No PayPal. Please email off-list if interested. Best, -John ===================