Robertson Screwdriver with S3 size and shank length 4 inches
Robertson Screwdrivers are made of special alloy steel for exceptional strength long life and corrosion prevention. Robertson screwdrivers are precision machined for that perfect fit. Soft rubber handles offer comfort and greater torque. The end of the handle is marked to identify the tool's size and the tips are magnetic. Meets applicable ASME/ANSI specifications.