Mechanical pencils for
Technical drawings
Part 1 :
Classification,dimentions,
Performance requirements and
Testing
Endorsement Date
09-12-2024
Pages Count
16
Sector
Chemical
Committee Name
Stationery
Standard Type
Price
340 L.E.
Main References
ISO: 9177-1/2016 confirmed in 2022
Mechanical pencils for technical drawings – part 1: Classification,dimensions,
performance requirements and testing .