Across Flats (Width): 15/16″ (Max 0.938 – Min 0.922) Additional Sizing Info: Wedge Anchors Color (Duplicate): Gray Color: Gray Condition: New Corrosion Resistant: Yes Diameter: 5/8″ Drill (Hole) Size: 5/8″ Drive Style: External Hex Head Type: No Head Thread Direction: Right Hand Thread Type: Coarse Finish: Hot Dip Galvanized Head Style: No Head Length: 3-1/2″ Material (Duplicate): Hot Dipped Galvanized Steel Material: Hot Dipped Galvanized Steel Other: Listed As: Diameter – Thread Pitch x Length from Tip to Tip Part Number: 730656626407 Pattern: Wedge Anchor Product Type: Wedge Anchors Size: 5/8″-11 x 3-1/2″ Size System: US Size Type: Regular System of Measurement: Inch Thread Direction: Right Hand Thread Pitch: 11 Per Inch Thread Size: 5/8″-11 Thread Standard: UNC Thread Type: Coarse Tolerance (IFI): Actual measurements may vary slightly /- depending on production run within IFI Tolerances Weight: 1 lb Wrench Size: 15/16″ Corrosion resistant Molten Zinc bath finishing process creates a bonded alloy coating Used to secure equipment to masonry surfaces Installed into pre-drilled holes Non-threaded end is inserted into the whole then struck to expand The nut is then tightened against the washer to the installation material Used to secure: Materials Pumps Generators Plastics Many More Due to the finishing process for Hot Dip Galvanized fasteners, it is recommended to only use Hot Dip Galvanized fasteners with Hot Dip Galvanized fasteners and not mix metals. This can create threading and durability issues. Due to the finishing process for Hot Dip Galvanized fasteners, it is recommended to only use Hot Dip Galvanized fasteners with Hot Dip Galvanized fasteners and not mix metals. This can create threading and durability issues. A 5/8″-11 Hot Dipped Galvanized Concrete Masonry Wedge Anchor, also sometimes called an anchor bolt or expansion wedge, is used to anchor and secure material and equipment to concrete masonry surfaces. Anchor bolts consist of an expansion wedge bolt, a hex nut, and a flat washer.