This fixture is also from Kazakhstan. It was designed by the tenth of the city of Shymkent Pinhasov Sergey and Valery Dubinin. Designed the mechanism to define the groove mortise door lock. The device is actually a small milling or, more precisely, tenoning machine, assembled on the basis of the drill. As with milling, it has a feed mechanism — gear rack and pinion and handle, and salazie. There is also a mechanism of horizontal flow two cylindrical rod and a plate with two holes. On the plate also fastens a power drill. Fixture rigidly fixed regular clamp on the door (it has a clamp — cut channel with two clamping screws), the motor starts drill, and cutting tool is applied to the selected lock place. Further , the tool deepens into the wood to the desired size and mechanism of vertical milled groove.