Drinking Water And Sanitation Department - Gumla

55538553 nipple of the following sizes , (i) 15 mm dia x 100 mm long , (ii) 20 mm dia x 100 mm long , (iii) 25 mm dia x 100 mm long , (iv) 32mm dia x 100 mm long , (v) 40 mm dia x 100 mm long , (vi) 50 mm dia x 100 mm long , (vii) 65 mm dia x 100 mm long , (viii