PRAVEENKUMAR.K.P (DOB 02/0911981) DRAWING TEACHER & ARCHITECT OF KOZHIKODE KERALA. INDIA MADE THE BIGGEST WRITING FOUNTAIN PEN - LENGTH: 7 METRES (21 FT). DIAMETER: 29.40 CM. WEIGHT: 65 KG. MATERIALS USED: 5000 MULTI COLOUR USED BALL PENS FROM SCHOOL 10 INCH PVC PIPE OF 21 FEET AS BASE, INK CARTRIDGE - 1 LITRE BOTTLE, PEN CLIP WITH 2 INCH PVC PIPE.