SLS 268 : 1974 : Specification for ISO metric screw threads - part IV : Tolerancing system
- Colombo Bureau of Ceylon Standards 1974
- 25p.
STD2485
SLS 268 : part IV : 1974
a621.882:082
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
621.882 : 082
STD2485
SLS 268 : part IV : 1974
a621.882:082
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
621.882 : 082