The candle-shaped carbide tip and thinner edge of the blade make it sharp, and the drill speed is increased. The center point of the carbide tip provides outstanding positioning performance and allows for a close drill in a true circle. The center point prevents wick from shaking during perforation, reducing vibration burden during work. Package Size: Length: 0.8 inches (20 mm), Width: 0.8 inches (20 mm), Height: 13.4 inches (340 mm); Package Weight: 4.7 oz (136 g); Uses: Concrete, blocks, brick, mortar; Type: TT type, long; Dimensions: Blade diameter: 0.5 inches (12.5 mm), Total length: 10 mm).
●キャンドル形の超硬チップと刃先を薄くしたことにより、被削材を鋭く穿孔し、穴あけスピードも向上。超硬チップ先端のセンターポイントが、抜群の位置決め性能を発揮し、真円に近い穴あけが可能。センターポイントが穿孔中の芯振れを抑止し、作業中の振動負担を軽減