NA 121

DIN Standards Committee Tools and Clamping Devices

Project

Machine Taper Pin Reamers with Parallel Shanks

Abstract

This document specifies dimensions and dimensions for machine taper reamers for taper pin bores with cylindrical shank. Machine taper reamers according to this standard are intended for reaming bores with taper 1:50, which are used for taper pins according to DIN 258, DIN 1447, DIN 7977 and DIN 7978. The taper reamers need not correspond to the illustration.

Begin

2025-11-18

Planned document number

DIN 2179

Project number

12103019

Responsible national committee

NA 121-01-03 AA - Countersinks, core drills and reamers of high-speed steel and hard metal tips  

previous edition(s)

Machine Taper Pin Reamers with Parallel Shanks
1975-05

Order from DIN Media

Contact

Jan Rösler

Am DIN-Platz, Burggrafenstr. 6
10787 Berlin

Tel.: +49 30 2601-2815
Fax: +49 30 2601-42815

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