... wall Selection of materialsSS304SS301SS202SS201 Selection of groove width18mm22mm Selection of bar thickness2.0mm2.5mm3.0mm Selection of specification8"(200mm)10"(250mm ... produce window handles, door handles, window hinge, door hinge, friction stay, wind supporter, espagnolette bolt, door bolt, PU Foam, glass glue ... , fasten bolts, pneumatic tools and so on. friction hinges , friciton stay,five bar