Antex soldering bits for cs csl and tcs soldering irons antex b1105h8 replacement bit with 05mm 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 b1105h8 1105 05mm soldering bit for cstcs iron