Use with a Pre-Tapped Hole or with a Nut; Straight Shank Fastener with External Threads Designed to Go Through a Hole or Nut that is Pre-Tapped to Form a Mating Thread for the Screw

Specifications:

Type: Round Head Phillips/Slotted Machine Screw
Set Items: (40) 1/4 Inch-20 TPI x 3/8 Inch, (35) 1/4 Inch-20 TPI x 1/2 Inch, (30) 1/4 Inch-20 TPI x 3/4 Inch, (20) 1/4 Inch-20 TPI x 1 Inch, (15) 1/4 Inch-20 TPI x 1-1/2 Inch, (12) 1/4 Inch-20 TPI x 2 Inch Machine Screw
Packaging Type: Plastic Box