Part #10122. EKLIND TOOLS SAE =. 050″, 1/16″, 5/64″, 3/32″, 7/64″, 1/8″, 9/64″, 5/32″, 3/16″, 7/32″, 1/4″, 5/16″, & 3/8″. • Made of High-Quality Industrial Grade Alloy Steel. • Heat Treated, for optimum strength & ductility.