Key Check- Key Blank ID

Let's face it, some keyways are hard to identify. Sometimes it's hard to tell if the key you have in stock has the same keyway profile.Will it work? No sure? Don't worry we have all stared down the profile of a key wondering, do I have the right key? The Pro-Lok LT300 Keycheck was designed for this exact reason! Simply insert the existing key, push the little metal fingers in. Tighten down the bars and check to see if you blank key will fit!.