Diameter: 3/8"
Length: 4"
Material: Steel
Finish: Zinc
Head Style: Hex Washer (9/16" Hex)
Drill Size: 5/16"
Thread Length: Partial
Style: LDT
Type: Masonry Screw
Application: Concrete

Box of 50.

A tapered screw used to attach objects to concrete, brick and block.