Masonry Anchor, Tapping Screw, Driling Screw manufacturer / supplier in China, offering 3/16 X 1-1/4 Concrete Screw Anchor Hex Flange Head Blue Concrete Anchor Screws Blue Tapcon Concrete Screw for Block/Brick/Concrete/Wood, 1/4" X 1-1/4" Concrete Screw Anchors with Drill Bit - Blue Flat Head Screws for Masonry, Brick, Block, Cement, Stucco, M8 X 75 Hex Head Heavy Duty Concrete Screw Bolts, Masonry Bolts for Anchoring to Brick or Block, Zinc Plated Anchors and so on.