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Chinese Standard: GB/T 4260-2004

Counterbores with parallel shanks and solid pilots

MOD  ISO 4206:1991

全国刀具标准化技术委员会

This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.

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