This set of 7 precision 551 Series screwdrivers from Starrett includes 4 straight bladed drivers from .060 inch to .120 inch and 3 Phillips drivers from 1 to 00. All blades have vapor chromed, hardened tips and tapered, ergonomic handles. Handle tops spin freely for precise turning control. Great set for precision work, snap close case included.
Sinclair, Issue:3B, Page:244