[SkyFire]

Great place for brass and wooden extras for model ship builders, you can also get micro nuts and bolts
www.modellingtimbers.co.uk/1.html

Highest quality miniature fasteners and accessories
www.scalehardware.com

Various brass components and tools. open in google for translation
knupfer.info/shop/index.php/deutsch/

Car decals and trans kits
www.msmcreation.com/index.htm

Mini taps and fasteners
www.minitaps.com

Pocher parts and accessories
www.modelmotorcars.com/index.html

Augmentables nuts and bolts, hardware, rivets, piping and Transmission Components such as sprockets, chain, U-joints and more.
www.grandtline.com/products/products_home.html

Tools
www.bnamodelworld.com/index.php?main_page=advanced_search_result&categories_id=150&search_in_description=0&keyword=tools&inc_subcat=0

Paints
www.bnamodelworld.com/index.php?main_page=advanced_search_result&categories_id=150&search_in_description=0&keyword=tools&inc_subcat=0

Deck
www.bnamodelworld.com/index.php?main_page=advanced_search_result&categories_id=150&search_in_description=0&keyword=tools&inc_subcat=0

Detail up
www.bnamodelworld.com/index.php?main_page=advanced_search_result&search_in_description=0&keyword=detail+up

Model cars
www.modelmotorcars.com/scalehardware/

There is an excellent online paint and accessory supplier if you don't have a good local model shop.
www.emodels.co.uk/