●USA Seller, Located in Lancaster PA! We are hardware experts! ●EASY INSTALLATION CABINET HINGES: cabinet door hinges concealed easy installation with the included screws. No drilling required, complete the installation with a phillips screwdriver. Our hinges fit frameless cabinets. Does not work with framed cabinets. ●Quality hinges: Made of Cold-rolled steel plate material, double plating processed, better anti-rust property. ●Very high quality mechanism for a smooth silent motion ●long service life over 30000 times. ●Manufactured in an ISO 9001 rated facility! Quality is important to us!