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12 Tables of Code)
Name of Standards Organization: Bureau of Indian Standards (BIS)
Division Name: Mechanical Engineering
Section Name: Diamond Core and Waterwell Drilling (MED 21)
Designator of Legally Binding Document: IS 12635
Title of Legally Binding Document: Water Well Drilling and Blast Hole Drilling - Rock Roller Bit with Non-sealed Ball and Roller Bearing Arrangement - Technical Supply Conditions
Number of Amendments: Equivalence: Superceding: Superceded by: LEGALLY BINDING DOCUMENTStep Out From the Old to the New--Jawaharlal Nehru
Invent a new India using knowledge.--Satyanarayan Gangaram Pitroda