1/4"-20 x 3-1/4 Phillips Drive, Countersunk Head Tek 4 Self-Drilling Screw with Wings, Steel WAR Coated
- W.A.R. COATED - for use in pressure treated lumber and other highly corrosive environments. These screws exceed 1000/hrs of salt spray resistance.
- WINGS - allow screw to ream through wood before the screw reaches metal, preventing jacking action and providing smooth installation all the way through. Wings as they come into contact with metal.
- TEK 4 DRILL POINT - gives screw a drill capacity of .110" - .375" through metal. Recommended Drill Speed is 1350 RPM.
- DEEP CHIP CAVITY - allows screws to cut threads more effectively into metal.
- ATTACHES WOOD to METAL (3/4" - 2-1/4" Wood Thickness to .110" - .375" Metal Thickness)
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ITEM SPECIFICATIONS
Product Type:Self Drilling Screw
Head Style:Flat Head
Drive (Recess) Style:Phillips
Diameter-Thread Size:1/4"-20
Length:3.250" (3-1/4")
Drill Point:Tek 4 with Wings
Material:WAR Coated
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