EDC - (Every Day Carry), as the name says, it's a knife for everyday carry. Knife with such description is a model designed for use on a daily basis. It is lightweight, it has a "normal", "peaceful" look, it is not cumbersome to carry and it can do the job for most of the everyday tasks.

Tactical folder - a contractual term for folding knife designed for tactical purposes. Manufacturers and designers often have distinct views as to what knives fall into this category. Some believe that tactical knife is the one that you can quickly take out and open with one hand. Others believe that it is not enough and it must be made from the strongest materials. The truth is that no one will be breaking doors with a folding knife because there are other tools for that.

Tactical Knife - Such knives are usually characterized by high resistance to all the strokes, blacked out blades and the best materials used. They are designed primarily for soldiers, policemen, security guards, lifeguards, etc.

Back - up - definition of knife or gun carried as a backup tool or a weapon of "last chance". Weight and size of this knife is small, so you can easily carry it as an optional extra.

Liners - these are the folding knife covers the handle is secured to. Most often one of it also works as a Liner-Lock. The are usually made of 410 steel.

Clip tip-down carry / tip-up carry - spring steel clip that allows you to carry the knife clipped to the edge of the pocket, belt, vest, equipment etc. It secures the knife in one position. The tip-down term means that the clip is mounted near the axis of rotation of the blade and the knife's tip is pointed down. The tip-up term means that the clip is mounted at the end of the handle and the knife's tip is pointed up. Some models have the possibility of turning the clip tip-up/tip-down and to the left or right side.

Kydex - a modern material for the knife sheath. It's heat formed. Knife in such a sheath is locked by the elastic mouth and to take it out one has to make a strong pull. Usually thereare holes placed on the edge of the sheath for mounting it in different positions. Kydex is resistant to water, greases, oils and acids.

Cordura - Dupont modern material used for sheaths. Ripping, water and oil resistant. It is usually combined with the skin or kydex insert.

Full tang - term meaning that the tang in a knife passes through the entire handle and covers are mounted directly to it. It makes it very durable against any shock or mechanical abuse. Such knives are usually more expensive.

Tec-Lock - a universal clamp that can be assembled to any plastic sheath (kydex, Zytel, secure-ex, etc.). With it you can attach your knife to a belt, vest or backpack. Its design allows you to carry a knife in any position: vertical, horizontal, angled, handle down. Available in two sizes 57 mm and 37 mm.