#9 x 3" Zinc Plated Steel Star Drive Nibs Bugle Head Wood Screws

Diameter: #9
Length: 3"
Material: Steel
Finish: Yellow Zinc
Head Style: 6 Nibs Bugle (T-25 Star Bit)
Point Type: Type 17
Thread Type: Double CSK
Thread Length: Partial
Style: Serrated
Type: Wood Screw
Application: Interior

Box of 12.

A wood screw generally has an unthreaded shank below the head. It is designed to attach two pieces of wood together.