Product Overview

Prime Line Cb, 3/8 In-16 X 3-1/2 In, Ss, Package Of 10. Size: 5/16 Inch-18 X 4-1/2 Inch. Features A Smooth Rounded Head As Opposed To A Standard Hex Head. Square Shoulder Allows For Nut To Be Tightened Or Loosened. Often Used In Cases Where A Protruding Bolt Head Could Cause Injury. Nuts And Washers Not Included, Ensure Washers And Nuts Are Same Diameter. Thread Type: Coarse, Thread Class: Unc-2a, Point Style: Blunt. Specification(S) Met: Asme B18.5 & Astm A307a. Mfg #9063224

• Size: 5/16 Inch-18 X 4-1/2 Inch
• Features A Smooth Rounded Head As Opposed To A Standard Hex Head
• Square Shoulder Allows For Nut To Be Tightened Or Loosened
• Often Used In Cases Where A Protruding Bolt Head Could Cause Injury