ISO 3291:2016现行
Extra-long Morse taper shank twist drills
出版：International Organization for Standardization
专家解读视频
Describes the dimensions of extra-long Morse taper shank drills in the range of 6 mm to 50 mm diameter with an overall length range of 200 mm to 630 mm.
NF ISO 3291 : 2017 - Identical
NEN ISO 3291 : 2016 - Identical
BS ISO 3291 : 2016 - Identical
NF ISO 3291 : 2017 - Identical
BIS IS 7822 : 2005(R2015) - Identical
NEN ISO 3291 : 2016 - Identical
NS ISO 3291 : 1ED 2000 - Identical
BS ISO 3291 : 2016 - Identical
NBR ISO 3291 : 2009 - Identical
