GB/T 17984-2010 (English Version) PDF

Standard No.: GB/T 17984-2010
Language: Chinese, Available in English version
Release Date: 2010
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 17984-2010
Replace: GB/T 17984-2000

Scope: This standard specifies the technical requirements for size, material and hardness, appearance and surface roughness, marking and packaging of common grade twist drills and precision grade twist drills. This standard is applicable to twist drills manufactured by various processes according to GB/T 6135.1～6135.4 and GB/T 1438.1～1438.4 (the rolling process is not suitable for manufacturing precision grade twist drills). According to the agreement between the supplier and the buyer, other twist drills can also refer to use. This standard does not apply to woodworking drills and self-made twist drills.

GB/T 17984-2010 history