Lama decespugliatore circolare punta in carburo 8" x 80T 8" 80 denti (confezione da 2)
The arbor is the shaft, spindle or mandrel which the circular saw blade mounts to. The arbor hole (bore) is the hole in the middle of the blade. 1’ and 20 mm arbor holes are the most standard in the circular saw blade industry.