WJ-130 Track Cutter Trimmer For Straight&Safe Cutting Board Banners 130cm

1. Its head and feet are together. The head sliding on the ruler to cut the materials. 2. Cutting thin material the maximum cutting thickness is 8mm. 3. Two boxes balddes each has 10pcs It can channge if the blade is broken. 4. The bottom of this ruler designed with two skid strips just in case its deviation. 5. This ruler is safety and practical it also improves work efficiency and prevent to cut your hands. 6. The head of this ruler designed safety lock which can lock head and assure the safety.