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The flat grind is a common grind for knife blades offering very good middle-grade cutting properties. Blades with a flat grind are used for a wide variety of knives.

The innovative Flipjoint mechanism combines the popular flipper opening with the legally uncritical Slipjoint closure. The blade is opened effortlessly via flipper, but does not lock afterwards...

A flipper is a tab on the blade pivot used to open a pocketknife. The tab sticks out from the handle when the knife is closed; once opened, it also serves as a small crossguard.

A framelock is a special type of locking mechanism used in one-handed knives. Knives equipped with this mechanism are called framelock knives. It makes possible to open and close a knife with one...

A friction folder has a freely moving blade without any restraints or locking mechanisms. This knife design has been used for centuries.

Fibre-reinforced plastic, short FRP, is a composite material made of a polymer matrix reinfored with glass fibres. In knife production, it is mainly used for handles.

The full tang is a knife completely made from one piece of steel that extends from the point of the blade to the butt of the handle. The blade of a full tang knife is always fixed.