No products
View larger M00000191
New product
ISO 3438:2003 Subland twist drills with Morse taper shanks for holes prior to tapping screw threads
standard by International Organization for Standardization, 09/01/2003
In stock
ISO 3438:2003 lays down the dimensions of subland twist drills with Morse taper shanks for holes prior to tapping screw threads. The drills have been designed to produce holes prior to tapping metric threads (coarse pitch series) over a selected range of M8 to M30. ISO 3438:2003 complements ISO 2306.