Screwdrivers For Cross-recessed-head Screws
出版:South African Bureau of Standards
专家解读视频
Specifies requirements for the material, dimensions, finish, assembly and performance of 2 types of hand-operated screwdriver for use on cross-recessed-head screws.
SANS 8764-2 Ed. 1 (2009)
SANS 8764-1 Ed. 1 (2009)
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