B.4 Troika B.4.01tk-pat01-ti Stylus “APP TOUCH by TROIKA®” B.4.02tk-pec70-bs Set “CONSTRUCTION SET ZIRKEL” B.4.03tk-pec71-bg Set “CONSTRUCTION SET GOLD” B.4.04tk-pec72-gb Set “CONSTRUCTION SET RULER” B.4.05tk-pen10-x Rollerball pen “WORLD IN YOUR HAND” B.4.06tk-pen10cdc-db Set “WORLD IN YOUR HAND” B.4.07tk-pen13-vw Rollerball pen “CAMPERVAN T1” B.4.08tk-pen13cdc-vw Set “FREEDOM” B.4.09tk-pen84-x Rollerball pen B.4.10tk-pip01-cb Ballpoint pen “SMOOTH TOUCH FINE CARBON” B.4.11tk-pip05-wo Ballpoint pen “SMOOTH TOUCH WOOD” B.4.12tk-pip20-x Multitasking ballpoint pen “CONSTRUCTION” B.4.13tk-pip21-x Multitasking mechanical pencil “CONSTRUCTION GRAPHITE” B.4.14tk-pip22-x Multitasking ballpoint pen “CONSTRUCTION MINI” B.4.15tk-pip23-si Small multitasking ballpoint pen “CONSTRUCTION SKETCH” B.4.16tk-pip24-x Multitasking ballpoint pen “CONSTRUCTION SQUARE” B.4.17tk-pip26-si Multitasking ballpoint pen “CONSTRUCTION PROFIL” B.4.18tk-las01-x Laser pointer “SCIENTIST”