CONFAST LDC383 3/8" x 3" Zinc Plated Large Diameter Concrete Screw for Anchoring to Masonry, Brick or Block (25 per Box)

ApplicationsThe anchor is made from Carbon Steel, and is Zinc Plated. This anchor is designed for use in Concrete.EnvironmentThe anchor is designed for use in a Dry environment.Head Style The anchor is a Hex Washer Serrated head and is designed to allow the head to sit on top of the surface of the item being attached.Hole Diameter/Bit DiameterThe anchor requires a 3/8" hole to be drilled in the base material (Concrete). The hole should be drilled with carbide tipped bit using a hammer drill.Driver RequiredA 9/16" nut driver is required for driving the anchor into the base material.Diameter of Anchor The diameter of the anchor is 3/8".Length Anchor The length of the anchor is 3"Minimum EmbedmentThe minimum anchor embedment into the concrete is 1-1/2". Therefore, the anchor must be installed so that a minimum of 1-1/2" of the anchor is embedded into the concrete.Maximum Fixture ThicknessThe maximum fixture thickness or the maximum thickness of the material being fastened for a anchor is 1-1/2". This will ensure that the minimum embedment of 1-1/2" will be met.Fixture Hole DiameterThe hole in the fixture or material being fastened must be larger than the designated diameter of the anchor. The 3/8" diameter anchor requires the hole in the fixture to be 7/16".Spacing between AnchorsEach anchor must be spaced a minimum distance of 6" from each other when measured center to center.Edge DistanceIt is very important not to install the anchor any closer than 3" from an unsupported edge of the concrete.

• WILL CUT ITS OWN THREAD INTO CONCRETE - When inserted in to properly drilled hole
• LOW TORQUE THREADS - easy installation
• SERRATED HEX WASHER HEAD - Prevents back-out
• SINGLE PIECE DESIGN - No assembly required; ready to install
• USE A STANDARD BIT - bit size is the same as the anchor diameter