This handy excel math sheets contains assorted helpful calculators and conversions :-
BMI & Calorie
Dril Bit Eequivalance
Download here >>>> Handy_07_17_08.xls (758.50 kb)
The original author of this workbook is "Norman May", not "Sudharsanan.D" or any one else.
Thanks Norman May for sharing this workbook and credits / rights maintained by him.