High security lock sliding window tool  

Instantly lock sliding windows and doors - no drilling or tools needed  

Place on window or door track and tighten thumb screw; lock shut or allow partial opening  

Prevents window from being forced or pried open from outside; easy removal and reusable  

Fits most vertical or horizontal sliding windows & many sliding doors to 2.5-4cm track-rim width 

Main material: Iron 

Size: about 6 x 3.5 x 2.3cm 

Weight: 0.08kg