Feature●Compatible models: For 3.9 inches (100 mm) disc grinders.●Uses: For cutting and grooving concrete, mortar, brick, stone, etc.●U-groove processing for cracking repair on concrete walls and floor surfaces●Outer Diameter / Thickness / Hole Diameter (in.): 3.9 x 0.4 x 0.8 inches (100 x 10 x 20 / 15 mm)Description
■コンクリート構造物部の壁面、床面のクラック補修用U溝入れ加工!