229 GB/T 6125-1996 T型槽銑刀 技術條件 T-slot cutters--Technical specifications
230 GB/T 6128.1-1996 角度銑刀 第1部分: 單角銑刀的型式和尺寸 Angle milling cutter--Part 1: The types and dimensions for single angle cutters
231 GB/T 6128.2-1996 角度銑刀 第2部分: 不對稱雙角銑刀的型式和尺寸 Angle milling cutter--Part 2: The types and dimensions for double unequal-angle cutters
232 GB/T 6128.3-1996 角度銑刀 第3部分: 對稱雙角銑刀的型式和尺寸 Angle milling cutter--Part 3: The types and dimensions for double equal-angle cutters
233 GB/T 6129-1996 角度銑刀 技術條件 Angle cutters--Technical specifications
234 GB/T 6130-1985 鑲片圓鋸 Segmental circular metal cutting saws
235 GB/T 6131.1-1996 銑刀直柄 第1部分: 普通直柄的型式和尺寸 Parallel shanks for milling cutters--Part 1: Dimensional characteristics of plain parallel shanks
236 GB/T 6131.2-1996 銑刀直柄 第2部分: 削平直柄的型式和尺寸 Parallel shanks for milling cutters--Part 2: Dimensional characteristics of flatted parallel shanks
237 GB/T 6131.3-1996 銑刀直柄 第3部分: 2°斜削平直柄的型式和尺寸 Parallel shanks for milling cutters--Part 3: Dimensional characteristics of parallel shanks with 2°angular flats
238 GB/T 6131.4-1996 銑刀直柄 第4部分: 螺紋柄的型式和尺寸 Parallel shanks for milling cutters--Part 4: Dimensional characteristics of screwed shanks
239 GB/T 6133-1985 削平型直柄刀具夾頭 Tool chucks for flated parallel shank tools
240 GB/T 6135.1-1996 直柄麻花鉆 第1部分: 粗直柄小麻花鉆的型式和尺寸 Parallel shank twist drills--Part 1: The types and dimensions for small type twist drills with oversize parallel shank
241 GB/T 6135.2-1996 直柄麻花鉆 第2部分: 直柄短麻花鉆的型式和尺寸 Parallel shank twist drills--Part 2: The types and dimensions for parallel shank stub series twist drills
242 GB/T 6135.3-1996 直柄麻花鉆 第3部分: 直柄麻花鉆的型式和尺寸 Parallel shank twist drills--Part 3: The types and dimesnions for parallel shank jobber series twist drills
243 GB/T 6135.4-1996 直柄麻花鉆 第4部分: 直柄長麻花鉆的型式和尺寸 Parallel shank twist drills--Part 4: The types and dimensions for parallel shank long series twist drills
244 GB/T 6135.5-1996 直柄麻花鉆 第5部分: 直柄超長麻花鉆的型式和尺寸 Parallel shank twist drills--Part 5: The types and dimensions for extra long parallel shank twist drills
245 GB/T 6289-1986 夾扭鉗和剪切鉗 術語 Pliers and nippers--Nomenclature
246 GB/T 6290-1986 夾扭鉗和剪切鉗 通用技術條件 Pliers and nippers--General technical requirements
247 GB/T 6291-1986 夾扭鉗和剪切鉗 試驗方法 Pliers and nippers--Methods of test
248 GB/T 6292-1986 夾扭鉗和剪切鉗 檢驗規則 Inspection for pliers and nippers
249 GB/T 6309-1986 千分表 Dial indicators
250 GB/T 6311-1986 大量程百分表 Long range dial gauges