It includes the most common resistor...
This tip measures 0.5 mm round tip and designed specifically for use on the iron in the Vtss4, Vtss5 and Vtss7 soldering station.
Velleman Adjustable Soldering Station - 50 W - 175-480 °C
Features manual temperature setting power-on LED indication digital temperature scale with on/off switch ceramic heating element with temperature sensor with stand for left- or right-handed use standard tip (incl.): BITC10N1: SPARE BIT TIP 1 FOR VTSSC10N-20N-30N (1.6 mm)