supply of whistle ms or brass with chain and ring, fully chrome plated with followingwhistle ms or brass with chain and ring, fully chrome plated with following,whistle ms or brass with chain and ring, fully chrome plated with following dimensions:(1) whistle 21 mm dia minimum, width 18 mm minimum and overall length 46 mm minimu (2) ring dia 16 mm maximum (3 ) chain length 95 to 100 cms. ring duly fastened to whistle with chain attached in loop form, as per p&e drg no.120 with dimensions spececifed above. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited