Crown Metal Works manufactures Gynecological Instrument. Crown Metal Works has been awarded with ISO 9001:2000 certifications. Gynecological Instrument is available in the form of vaginal speculam cusco narrow, vaginal speculam cusco, auvard weight speculam, auvard weight speculam with grip & hole, bivalve speculam graves all stainless steel non magnetic, m.P.T set, colline speculam all stainless steel non magnetic, dnc instrument set etc.