SR ISO 3439:2011

Subland twist drills with cylindrical shanks for holes prior to tapping screw threads

Standardul specifică dimensiunile burghielor elicoidale în trepte cu coadă cilindrică pentru găuri înainte de filetare.

Status : Withdrawn
Approval date : 12/9/2011
Withdrawal date : 5/31/2013
Number of pages : 8
ICS : 25.100.30 Drills, countersinks, reamers
Technical Committee : 59 - Screw threads, fasteners and bearings

Relations with other standards: