The OLFA 180-BT knife is the most popular standard knife.

Purpose: For cutting paper, cardboard, packaging film, and other tasks at home and in the office.
Blade: seria AB / ABB / SAB  series, 9 mm wide.

Weight: 0.03 kg.

Features
Black lacquered metal body with integrated guides.
Blade locking mechanism
Removable clip for attaching to clothing, with a slot for safely breaking off dull blade segments.
The knife comes with a standard AB series segmented blade, 9 mm wide.