310ml Caulking Guns

310ml Caulking Guns
* Single Component Applicator
* Thrust Ratio: 12:1
* Capacity: 310ml
* 360° Rotary type handle
* Aluminum handle / Metal trigger
* Two gripper plates
* Spot welding carriage
* With Built-in puncture tool
* Patented adjustable screw to cut thrust gaps
Packed: PE bag + Color Label