GB/T 6335.1-1996
Rotary and rotary impact masonry drill bits with hardmetal tips. Part 1: Dimensions (English Version)
- Standard No.
- GB/T 6335.1-1996
- Language
- Chinese, Available in English version
- Release Date
- 1996
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2011-07
- Replace By
- GB/T 6335.1-2010
- Latest
- GB/T 6335.1-2010
- Scope
- This standard specifies the diameter of rotary and rotary percussion cemented carbide construction drills (hereinafter referred to as percussion drills) from 4 to 25mm in metric size, and the total length and working part length in short series, long series and super long series. This standard does not apply to rock drill bits.
GB/T 6335.1-1996 history
- 2010 GB/T 6335.1-2010 Rotary and rotary impact masonty drill bits with hardmetal tips.Part 1:Dimensions
- 1996 GB/T 6335.1-1996 Rotary and rotary impact masonry drill bits with hardmetal tips. Part 1: Dimensions
