Meet the Hillman 1/2 in. diameter x 1-1/2 in. long Metal Round Head Machine Screw Anchor — a purpose-built solution for secure masonry mounting. In a convenient 50-pack boxed set, these anchors are designed to deliver clean, reliable holds in brick, concrete, and hollow block without compromising the surface finish or installation speed. The round head provides a neat, finished look for interior and exterior fixtures alike.
What makes these anchors unique
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1/2 in. diameter, 1-1/2 in. length for solid, confident grip and ample embedment in masonry substrates
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Metal body with a round head for a sturdy, durable anchor that resists deformation under load
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Minimum embedment of 1-1/2 in. ensures maximum holding power with fewer insertions
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Coarse-thread design pairs with standard masonry machine screws to optimize bite and withdrawal resistance
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Required drill hole size: 7/8 in. straightforward installation with predictable alignment
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Screw not included—use your own machine screws that suit the 1/2 in. diameter anchor
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Pack of 50 boxed for affordable bulk use on multiple projects
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Applications: brick, concrete, hollow block ideal for mounting fixtures, brackets, conduits, and more
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Maximum capacity rated at 1075 (load varies with substrate, screw choice, and installation technique)
Why builders and DIYers choose these anchors
When you’re anchoring heavy items to masonry, reliability is non-negotiable. The Hillman machine screw anchors are engineered to deliver strong pull-out resistance and consistent performance across common masonry substrates. The round head not only looks polished but also distributes load evenly, reducing the risk of head pull-through on mounting plates and brackets. With a boxed 50-pack, you’re prepared for both routine installations and larger retrofit jobs without the need for frequent restocking.
Ideal use cases
- Mounting electrical panels, lighting fixtures, or ceiling hangers to brick or concrete walls
- Securing shelving, cabinetry, or heavy brackets to hollow block or solid masonry
- Installing outdoor fixtures where a clean, corrosion-resistant hold is critical
- Renovations and remodeling projects that involve replacing or upgrading masonry fastenings
Simple installation at a glance
- Mark the drilling location and align the project piece.
- Drill a 7/8 in. hole to the required depth.
- Clear dust from the hole to ensure full embedment.
- Insert the anchor until the head sits flush with the surface.
- Insert a matching machine screw (not included) and tighten to specification, allowing the anchor to expand and grip the masonry securely.
For efficient, dependable masonry fastening, choose the Hillman 1/2 in. D x 1-1/2 in. L Metal Round Head Machine Screw Anchor 50 pk. It’s a practical choice for professionals and DIY enthusiasts who value precise fit, strong load performance, and straightforward installation on brick, concrete, and hollow block surfaces.
