GB/T 1438.4-1996
Taper shank twist drills--Part 4: The types and dimensions for extra-long Morse taper shank twist drills (English Version)

Standard No.

GB/T 1438.4-1996

Language

Chinese, Available in English version

Release Date

1996

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2009-04

Replace By

GB/T 1438.4-2008

Latest

GB/T 1438.4-2008

Scope

This standard specifies the type and size of Morse taper shank extra long twist drills. This standard is applicable to super long twist drills with Morse taper shank with a diameter of 6.00mm to 50.00mm.

GB/T 1438.4-1996 history

• 2008 GB/T 1438.4-2008 Taper shank twist drills.Part4:The types and dimensions estra-long for Morse taper shank twist drills
• 1996 GB/T 1438.4-1996 Taper shank twist drills--Part 4: The types and dimensions for extra-long Morse taper shank twist drills

GB/T 1438.4-1996 -All Parts