Self Drilling Screw
Also known as drill point screw or self-drilling tapping screw. Generally has self-tapping threads (BSD thread). Unlike regular screws, the tip is not pointed but resembles a drill bit, allowing it to drill its own hole.
Self Tapping Screw
A threaded fastener that forms its own thread when driven into a pre-drilled hole in metal or non-metal materials.
Drywall Screw
Main characteristic is the bugle head design. Available in double-thread fine pitch for metal studs up to 0.8mm thick, and single-thread coarse pitch for wooden studs.
Chipboard Screw
Primarily used for connections between wooden boards or between wooden boards and thin steel plates. Available in many specifications. Standard: DIN7505
Machine Screw
Mainly used for fastening connections between a threaded hole component and a component with a through hole.