Visitor changes regional seat slide fastener hole of lower pound of post in goods aircraft and decides well drilling device

The utility model provides a visitor changes regional seat slide fastener hole of lower pound of post in goods aircraft and decides well drilling device, includes support, central positioner, switching -over support, a N drilling positioner. In placing the seat slide section bar in support during the use, later insert circular calorie of hole with central positioner, during the positioner that will hole again inserted circular calorie of hole of needs drilling, the drill bit is the drilling pore -forming on the guiding hole downwards can be with drilling face, because the guiding hole diameter among the different drilling positioner can the variation in size, consequently can make hole reaming step by step from the aperture to the macropore of drilling through continuous change drilling positioner, made its transformation that accords with boeing aircraft standard. Because the guiding hole is perpendicular with the drilling facial features all the time, therefore effectively ensure the straightness that hangs