Description :

1. DIN 3123.
2. Material-chrome vanadium steel.
3. Chrome plated.

Specification :

1. 2770 (size): 1/4”DR. 2. 3770 (size): 3/8”DR. 3. 4770 (size): 1/2”DR. 4. 6770 (size): 3/4”DR.