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https://www.mcmaster.com/products/masonry-and-concrete-screws/
Masonry and Concrete Screws | McMaster-Carr
Choose from our selection of masonry and concrete screws, including heavy duty hex head tapping screws, steel flat head tapping screws, and more. Same and Next...
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Tapcon 1/4-in x 3-3/4-in Concrete Screws Anchors (75-Pack) 24392 at Lowes.com
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Tapcon 3/16 in. in. X 1-1/4 in. L Star Flat Head High/Low Concrete Screws Mfr# 28150 - Ace Hardware
As the original concrete screw anchor that revolutionized the construction world, Tapcon brand concrete anchors deliver the ease of use, superior precision and...
https://www.acehardware.com/departments/hardware/screws-and-anchors/construction-screws/5024029
Grip-Rite 1/4 in. wire X 4 in. L Phillips Flat Head Coarse Concrete Screws Mfr# FC44001C - Ace...
Use these screws for a variety of projects including fixing sill plates, electrical equipment and many other fixtures to masonry.Find the CON SCREW 1/4X4 100PK...
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Tapcon 3/16-in x 1-1/4-in Concrete Screws Anchors (25-Pack) 28250 at Lowes.com
Shop Tapcon 3/16-in x 1-1/4-in Concrete Screws Anchors (25-Pack) 28250 in the Anchors department at Lowes.com