... for glass door material:zinc alloy,Q235 Suitable for 8-12mm thickness glass door Knob lock for glass doormaterial:zinc alloy,Q235Finish:white powderSuitable for ... over 200 shower glass fittings,50 models of door locks, 50 furniture locks, 150 shower hardware ... , and 50 sliding/fan-shaped door fittings. And the existing product catalog keeps ... contact us today. Knob lock for glass door