Hillman Screw-Bolt+ 3/8 In. x 4 In. Masonry and Concrete Anchor (15 Count)
- Made of engineered steel designed to maintain ductility when cutting through concrete
- Diameter, length, and product marks embossed on head for easy identification
- Dust-relief thread profile improves speed & reduces effort for 22% faster installation than traditional wedge anchors
- Integrated washer with serrations under the head to secure the attachment
- 3/8 In.
- 4 In.