Tomahawk - Bump Key Hammer

Tomahawk - Bump Key Hammer

SKU: 3100

The successful bump key technique depends on many factors. Therefore it is necessary to carry out the kind of knocks well measured and differentiated. Tomahawk brings the necessary conditions thanks to its balanced weight distribution and its flexibility, to develop an optimal knocking effect in this technique.


  • Ideal knocking tool for bump key technique


Weight: 54 g
Length: 207 mm


The so called Bump Key Technology enables everyone the opening of standard lock cylinders in door locks.  The lock is not damaged in the process.
Bump Keys can be manufactured for all current standard cylinders . They then fit the respective cylinder type of one manufacturer. All doors which are fitted with this type can easily be opened with some light beats. The tool to be used for this is the TOMAHAWK.


  • Everyone can master this technique within a short time


Especially for lock cylinders in the lower price segment of nearly all manufacturers the Bump Key Technology is successful.
The standard construction of lock cylinders simplifies the use of the Bump Keys. They are milled in a way that the V-form incisions  lie in one layer  and have a certain depth  in dependence to the cylinder . Through the beat on the key  the core pin press es the lower housing pins which are mounted on a spring to their knees,  so to speak. As the key is held slightly twisted those pins bounce back exactly into the position they should be in for opening.