Tapcon 5033637 2.75 in. Star Flat Head Concrete Screws, Pack of 150 | Walmart Canada
How to: Use "Tapcon" brand fasteners for Masonry, Brick, and Concrete - YouTube
Tapcon Part # 24342 - Tapcon 1/4 In. X 1-3/4 In. White Ultrashield Hex Washer-Head Concrete Anchors (75-Pack) - Masonry Screws - Home Depot Pro
ITW Red Head 1/4" x 2-3/4" Tapcon, PF4-234 Flat Phillips Concrete Screw for Anchoring to Masonry, Block or Brick (500 per Case) : Amazon.co.uk: DIY & Tools
Tapcon 1/4-in x 2-1/4-in Concrete Anchors (75-Pack) in the Anchors department at Lowes.com