200PCS Concrete Screws Assortment Kit, 1/4 3/16 Masonry Screws with Drill Bit and Driver Bit, 4 Size Flat & Hex Head Cement Screws and Anchors, Diamond Point, Self Tapping Concrete Brick, Blue Coated

Features

• Premium Material: The masonry screws are made of 1022A carbon steel features high temperature quenching, high hardness, coarse and strong penetration; designed for use in concrete, block and brick
• 4 Sizes Hex & Flat Head: Concrete screw set includes: 50Pcs flat head phillips concrete screws 3/16x1-1/4", 50Pcs flat head phillips masonry screws 3/16x1-3/4", 50Pcs hex head cement screws 1/4x1-1/4" and 50pcs hex head screws 1/4x1-3/4", drill bit and driver bit
• Diamond Point Design: The concrete screw have sturdy diamond point that make it easier. Unique diamond tail in faster drilling speed can penetrate concrete slabs, bricks, etc. It can be directly screwed into the masonry without the need for other anchor
• Sturdy and Durable: The surface of the screw is treated with blue coated, which has strong corrosion resistance and can withstand hydrochloric acid corrosion about 1000 hours
• 200PCS Screw Kit with Drill Bit and Driver Bit: This cement screws for concrete includes hex head and flat head of 3/16" series and 1/4" series screw and matched drill bits