230x Phillips Flat & Slotted Hex Washer Head Concrete Screws 1/4″ and 3/16″ Blue

*【Superior Exterior Coating】: Concrete Screw Uses High Quality Carbon Steel, Classics High Temperature Quenching, Hardness Is High. the Surface of the Screw Is Treated with Blue Ruspert, Which Has Strong Corrosion Resistance (Withstand Hydrochloric Acid Corrosion for 1000 Hours).

*【Excellent Design】: High-low Thread Design, Features High-low Thread and Unique Diamond Point Can Drills Quickly into Concrete Masonry and Catch the Wall,Better Fit on the Wall and Anti-loosening,Self Tapping Diamond Point Faster Drilling Concrete Slabs, Bricks, Etc. No Anchor Required.

*【Storage Box】: This Concrete Screws Kit Are Arranged in a Nice Container for Convenient Storage and Use with Clear Label for Easy Recognition. 

*【Wide Application】: These Concrete Screws Can Be Used in Homes, Workplaces, Furniture and Courtyards. Concrete Screws Are a Good Helper for Your Repair and Decoration. Concrete Screws for Quick Installation, Block or Brick.

*【Exceptional Customer Service】: We Take Pride in Providing Excellent Customer Support. If You Have Any Questions or Concerns, Our Friendly and Knowledgeable Team Is Always Ready to Assist You.