CONFAST 1/4" x 1-1/4" Concrete Screws 410 Stainless Steel Hex with Concrete Drill Bit for Anchoring to Masonry, Block or Brick (50 per Box): Amazon.com: Industrial & Scientific
Tapcon 1/4" x 1-1/4" Star Torx Head Concrete Anchor Screws 3183407V2 | 100 Pack | Drill Bit Included: Amazon.com: Industrial & Scientific