SRA Sal Ammoniac Tinning Block - 100 Grams<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Quickly cleans carbon build-up on your soldering iron tip</li><li>Block weighs 100 gram (3.5 ounce)</li><li>Keeps tips bright &amp; wet</li><li>Non-abrasive so will not damage when cleaning &amp; re-tinning tips</li></ul></div><img src="http://ecx.images-amazon.com/images/I/318gm1EV83L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21b0QHYFzFL.jpg" noproxy>