Best be careful with English things. You know:
magazine rifle=insanely expensive Mauser actioned bolt gun finished in England
turnscrews=expensive screwdrivers with insanely thin blades and handles which require as much care as their shotguns
pins=short metal rods cheaper to use than true screws.
................
CCL Gunstock Finish & Laquer Remover=varnish remover available at Lowe's, Home Depot,....
CCL Gunstock Stain=Minwax? wood stains available in small cans at places listed above (it's also made in gel like formulation which is less PIA to apply.
PS. 'Vertical Gun'=very expesive English made O/U second in quality only to Ivo Fabbri.