5/16" x 2-3/4" Zinc Plated Steel Hammer Drive Anchors

Diameter: 5/16"
Length: 2-3/4"
Material: Steel
Finish: Yellow Zinc
Head Style: Hammer
Drill Size: 5/16"
Thread Size: 18 (Coarse)
Style: C-Type Hammer
Type: Drive Anchor

Box of 50.

A hammer drive anchor is an anchor with a nail-shaped pin enclosed in a sleeve. Once the pin is struck, the anchor expands into concrete, brick or block. These anchors are best suited for light duty fastening.