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| Position: Chinese Standard in English/GB/T 6138.2-1997 |
| GB/T 6138.2-1997 Subland twist drills for holes prior to tapping screw threads. Part 1: The types and dimensions for subland twist drills with Morse shanks (English Version) | |||
| Standard No.: | GB/T 6138.2-1997 | Status: | superseded |
| Language: | English | File Format: | |
| Word Count: | 1500 words | Price(USD): | 184.00 remind me the price change |
| Implemented on: | 1998-6-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | GB/T 6138.2-1997 |
| English Name: | Subland twist drills for holes prior to tapping screw threads. Part 1: The types and dimensions for subland twist drills with Morse shanks |
| Chinese Name: | 攻丝前钻孔用阶梯麻花钻 第2部分:莫氏锥柄阶梯麻花钻的型式和尺寸 |
| Chinese Classification: | J41 Cutting tools |
| Professional Classification: | GB National Standard |
| ICS Classification: | 25.100.30 Drills, countersinks, reamers |
| Issued by: | CMIF |
| Issued on: | 1997-08-28 |
| Implemented on: | 1998-6-1 |
| Status: | superseded |
| Superseded by: | GB/T 6138.2-2007 Subland twist drills for holes prior to tapping screw threads -Part2:The types and dimensions of Subland twist drills with Morse typer shanks |
| Superseded on: | 2007-11-1 |
| Superseding: | GB 6139-1985 |
| Language: | English |
| File Format: | |
| Word Count: | 1500 words |
| Price(USD): | 184.00 |
| Delivery: | via email in 1~3 business day |