Where can I find DIY store supplies in Willisau?

DIY store supplies can also be found in these cities:

Aarwangen Aesch Brittnau Dagmersellen Ermensee Ettiswil Freiburg im Breisgau Gondiswil Huttwil Häusernmoos im Emmental Kleindietwil Langenthal Lotzwil Ochlenberg Ohmstal Reinach Richenthal Rohrbach Sumiswald Sursee Ursenbach Wasen im Emmental Winikon Zollbrück

You can also find this in Willisau:

Screws Lawn Kitchens Tool Steel Stairs Colors Technical Gases Wooden Stairs Candles