VIGRUE 1/4" 3/16" Concrete Screws Assortment Kit 210PCS Flat Head Cement Screws for Anchoring to Masonry, Block or Brick, Diamond Point, Length 1-1/4" to 2-3/4"
【Strong Anti-rust】these screw anchors undergoes RUSPERT processing technology which includes 3 various corrosion resistance layers treatment; offering excellent anti-corrosion and oxidation resistance performance, past salt spray 1000 hours test.
【Sturdy and Durable】these screws are made of 1022A carbon steel features high hardness, coarse and strong penetration; designed for use in Concrete, Block, and Brick.
【8 Various Standard Sizes】this VIGRUE Concrete Screws kit includes 3/16" series 5 lentghs: 1-1/4", 1-3/4", 2-1/4", 2-3/4" and 3-1/4" ; 1/4" series 3 lentghs: 1/4" x 1-1/4", 1-3/4" and 2-1/4"; totally 210PCS SCREW
【Head Style】Flat Countersunk Phillips head; Driver: ph2 drive bit; Thread Diameter: 1/4" and 3/16", requires hole to be drilled in (predrilling dirll bit size: 3/16 bit for 1/4; 5/32 bit for 3/16)
【DIAMOND POINT Design】these screws with strong diamond point make it easier to drive the screw and save your time. Can be directly screw into masonry and requires no other anchor.