Korte curses Diamond OIl Active aanbrengen
https://www.youtube.com/watch?v=3G_xVTZ06DI&feature=emb_title
WOCA werkbladolie
https://www.youtube.com/watch?time_continue=38&v=sgv0VeTx0_s&feature=emb_logo
Meubels maken met Martin Smits
https://www.youtube.com/watch?time_continue=8&v=53yCo-wD9ek&feature=emb_logo