DST Thread-Forming Screws for Plastics

These thread forming screws with dual spaced threads allow increased thread engagement in softer thermoplastics.

Overview

Features

• High thread with a 30° flank angle
• Smaller minor diameter
• Greater shear area
• Shank slot for thread-cutting can be added

Benefits

• Requires lower driving torque
• Reduces cracking of boss
• Allows use of smaller bosses
• Increases thread engagement
• Increases resistance to pull-out

Design Guidelines

• Thread Style: High thread with a 30° profile and low thread with 60° profile
• Head Styles: Pan, hex, flat, oval, hex washer
• Drive Systems: All styles available; TORX PLUS® Drive System recommended
• Point Style: Blunt, gimlet, pilot