Outer diameter (mm) ：70
Screw diameter：M10（P1.5）
Hair length (mm)：20
Particle size：＃60
Brush：coarse-mesh
The main body is polyurethane resin.
1/4 of the brush metal as for the weight.
It is lightweight, and even use reduces fatigue of The worker for a long time.
Hair materials are the hair materials which prepared 612 nylon that silicon calcium carbide lies scattered by an extrusion.
It is high-performance for a person of black cut and Bali collecting.(to abrasion particle size # 46-240)
Please use a protective cover. (separate sale)
