UNI 7659-1977
Synthetic metal carbide plate for twist drill bits

Standard No.

UNI 7659-1977

Release Date

1977

Published By

IT-UNI

Status

Withdraw

Latest

UNI 7659-1977

UNI 7659-1977 history

• 1977 UNI 7659-1977 Synthetic metal carbide plate for twist drill bits