120 Masonry Screws 1/4" x 1 3/4" Hex Washer Head Self Drilling Concrete Screws | eBay
Hex Head Concrete Screw Masonry Anchors - 1/4 x 3-1/4 Qty-100: Concrete Screws And Bolts: Amazon.com: Industrial & Scientific
Blue-Tap 1/4 in. x 2-1/4 in. Stainless Hex-Head Concrete Screw (5-Pack) BTS4H21SL005 - The Home Depot
CONFAST 1/4" x 1-3/4" Concrete Screws 410 Stainless Steel Phillips Flat Countersunk with Concrete Drill Bit for Anchoring to Masonry, Block or Brick (50 per Box): Amazon.com: Industrial & Scientific
Self Drilling Concrete Screws | From Screw Factories-Prince Fastener
3/8" CONFAST Threaded Rod Anchor for Concrete, Vertical, 1/4" x 1-1/2", 100/Box
Hex Head Concrete Screws - 50 pack | Windstorm Products
RJ Fixings - How to install a Self tapping Concrete screw - YouTube
Concrete Screws Construction Screws | Self-Drilling Screws | Self-Tapping Screws Supplier - BOSS
The complete guide to concrete screws
Metallics CSH10F Blue Slotted Self-Tapping Concrete Screw Anchor 1/4-Inch x 1-1/4-Inch | HZ Electric Supply
Hex Head Patta Wafer Head Self Drilling Concrete Screws with Factory Prices - China Self-Tapping Screw, Flat Head Screw | Made-in-China.com
8 Tips for Drilling Concrete and Installing Fasteners | Family Handyman
1/2" x 5" Simpson Strong-Tie Titen HD Screw Anchor Mechanically Galvanized, 20/Box