000
00226nam a2200073 4500
080
_a
_b
245
_a
IS: 9519 - 1980; Dimensions for Width Across Flats for Hexagon Head Bolts and Nuts
700
_a
INDIAN STANDARDS INSTITUTION
260
_a
New Delhi
_b
BIS
_c
1980
300
_a
3p
999
_c
29142
_d
29142