GB/T 6135.2-2008 in English
VALIDParallel shank twist drills - Part 2: The types and dimensions for parallel shank stub series twist drills and parallel shank jobber series twist drills
- Issued on:2008-11-04
- Implemented on:2009-04-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$146.00
《GB/T 6135.2-2008直柄麻花钻 第2部分：直柄短麻花钻和直柄麻花钻的型式和尺寸》由TC91（全国刀具标准化技术委员会）归口，主管部门为中国机械工业联合会。
GB/T 6135《直柄麻花钻》分为四个部分，本部分为GB/T 6135的第2部分。
本部分修改采用ISO 235：1980《直柄通用系列和短系列麻花钻和莫氏锥柄麻花钻》（英文版）。
本部分代替GB/T 6135.2-1996《直柄麻花钻 第2部分：直柄短麻花钻的型式和尺寸》和GB/T 6135.3-1996 《直柄麻花钻 第3部分：直柄麻花钻的型式和尺寸》。
GB/T 6135的本部分规定了直柄短麻花钻和直柄麻花钻的型式和尺寸。
本部分适用于直径0.20mm~40mm的直柄麻花钻。
本部分与GB/T 6135.2-1996、GB/T 6135.3-1996 相比主要变化如下：
―――型式和尺寸以及标记示例包括直柄短麻花钻和直柄麻花钻；
―――标记示例中“高性能”改为“精密级”。
Scope
This part of GB/T 6135 specifies the types and dimensions of straight shank short twist drills and straight shank twist drills. This Part applies to straight shank twist drills with a diameter of 0.20 mm to 40 mm.
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