Gives the dimensions and a list of the preferred diameters of extra-long Morse taper shank twist drills in the range 6 mm to 50 mm with an overall length range of 200 mm to 630 mm.
Revises
ISO 3291:1975
WITHDRAWN
ISO 3291:1995
95.99
Withdrawal of Standard
Oct 24, 2016
PUBLISHED
ISO 3291:2016
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