These pin type vices are made of hardened steel 55-60HRC and are precision ground all over. The rapid positioning notches allow the vice to be locked in any position by means of a hex key. V grooves in the sliding jaw both horizontal & vertical facilitate the holding of round jobs.Superb quality.
Jaw Width - 1 1/2" /38mm
Jaw Opening - 3"/76mm
Jaw Depth - 3/4"/20mm