Antex soldering bits for cs csl and tcs soldering irons antex b1108h8 replacement bit with 3mm tip from antex suitable for use with antex cs tcs tc50 sd50 xstc a245 a545 a718 soldering irons manufactured from high grade copper plated first with iron and then chrome to give a long working life antex b1108h8 1108 30mm soldering bit for cstcs iron