supply of supply of heavy duty stainless steel aldrop , supply of heavy duty stainless steel aldrop, size 250 mm, made from ss 304 grade stainles s steel conforming to is 6911, sturdy construction with smooth sliding operation and strong locking arrang ement, suitable for railway applications, complete with mounting accessories. material shall be free from c racks, burrs, sharp edges and manufacturing defects. oem test certificate for ss 304 grade shall be submit ted along with supply. warranty: 3 years against manufacturing defects and breakage from date of supply. (sample to be approved before supply) [ warranty period: 30 months after the date of delivery ] ]