This module has advanced quality...
This tip measures 0.5 mm round tip and designed specifically for use on the iron in the Vtss4, Vtss5 and Vtss7 soldering station.
Spare bit tip 4 for VTSSC10N-20N-30N
SPARE BIT TIP 2 FOR VTSSC10N-20N-30N
SPARE BIT TIP 1 FOR VTSSC10N-20N-30N
Spare bit tip for VTSC30N1