SR ISO 3291:2011

Extra-long Morse taper shank twist drills

Standardul specifică dimensiunile burghielor elicoidale extralungi cu coadă con Morse în domeniul de diametre de la 6 mm la 50 mm, cu un domeniu al lungimii totale de la 200 mm la 630 mm.

Status : Withdrawn
Approval date : 12/9/2011
Withdrawal date : 11/29/2016
Number of pages : 8
ICS : 25.100.30 Drills, countersinks, reamers
Technical Committee : 59 - Screw threads, fasteners and bearings

Relations with other standards: