How to make flute with PVC pipe. G# Mesurment given in box.

PVC pipe lenght 62 Cm Diameter 2.5 Cm 1st. hole .. 31.25 Cm. Diameter..... 10 mm. 2nd. ..... 34.6 cm ..... 10 mm. 3rd. ....... 38.4 Cm. ...... 10 mm. 4th. .......43.2 Cm. ...... 8 mm. 5th. .......46 Cm. .......12 mm. 6th. ........50.6 Cm. .......10 mm. Tuning hole ....56.8 Cm. ...7 mm.