TY  - BOOK
AU  - Bawa.H.S.
TI  - Drilling Reaming and Thread Cotting 
SN  - 8173591202
SN  -  81735912
U1  - 622.3381 
PY  - 1999///
CY  - New Delhi 
PB  - Sterling Publishers Private Limited. 
KW  - Drilling
KW  - Drilling Complications
ER  -