Stepladder Rear Rail Drilling Machine,  Ladder Drilling Machine for the Household ladders 
Name:Drilling Machine for Back profile
Used for drilling holes on back profile.
the distance can be adjusted .
Power:2.25KW
Voltage:380V/50Hz
Min Step Distance:13cm
Max Step Distance:160cm
Drilling Head distance:1-13mm
Ladder Frame Width Range:330-550mm
Step Distance Range:250-330mm