Concrete Screws With Drill Bit:You can get 230 count concrete screws, included 2 drill bits are a nice addition,60Pcs 3/16 x 1-1/4 flat phillips concrete screws , 55 count 3/16 x /4 flat phillips masonry screws, 55 count 1/4 x 1-1/4 hex brick screws, 60 count 1/4 x /4 hex cement screws,flat make surface Flatten,hex would be easier to apply the huge amount of torque required,Meets of your needs.

Well-Made Features:Cement screws for concrete is made up of top-notch 1022A hardness carbon steel,treated at high temperatures and blue ruspert plated can withstand hydrochloric acid for 1000 hours

Easy to Use:Self tapping concrete screws with point make penetrated,Taps threads directly into masonry and requires no other anchor, High-Low thread design can grip and attach the materials,The included drill bit saves time and cost,Just drilling a and insert screw and easy fasten.

Widely Applications:Concrete screws are ideal for use in concrete, masonry, mortar Walls,cement, blocks, and bricks cinderblock,stucco materials, such as secured and anchoring shelf, metal art,hooks,electrical box,solar lights, board,grab bars,conduit, cameras, antennas and brackets

Around The House: These masonry screws do work in your basement,garage,yard,outdoor patio,and exterior of the house.Save yourself the hassle of running to the hardware store,they are well package in a solid box with clear lables,please connect if problem,we will help you.