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| Chinese National Standard Category: Cutting tools |
| English Title: | Twist drills with oversize taper shank |
| Chinese Title: | 粗锥柄麻花钻 |
| Standard No.: | GB 1441-1985 |
| Category No.: | J41 |
| Issued by: | |
| Issued on: | |
| Implemented on: | |
| Status: | superseded |
| Superseded by: | GB/T 1438.1-1996 Taper shank twist drills-Part 1: The types and dimensions for Morse taper shank twist drills |
| Superseded on: | 1997-2-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | 2000 words |
| Similar Standards: | GB 1440-1985 GB 1121-1985 GB/T 1109-2004 JC 340-1992(1996) GB/T 1142-2004 GB 1436-1985 GB 1127-1981 GB/T 1135-2004 GB 6129-1985 GB/T 4261-1984 GB/T 4267-2004 GB 6134-1985 GB 1437-1985 GB 1441-1985 GB 6127-1985 GB 6135-1985 JB/T 3095.2-1994 JC 470-1992(1996) GB 1438-1985 GB 6341-1986 |
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