Blade Diameter D: 0.9 inches (24.0 mm); Total Length L: 11.0 inches (280 mm); Effective Length : 6.3 inches (160 mm); Number of Blades: 5 Blade Tip Diameter: 0.8 inches (21.0 mm) and above are currently ready for launching. Introducing a completely solid head hex shaft bit with 3 blades (φ0.8 inches (20 mm) or less), 5 blades (φ0.9 - 1.0 inches (22 - 26 mm)). Features: Improved rebar performance. Penetrates deck plates Makes a hole close to a true circle. Improved positioning performance 3-blade (φ0.8 inch or less), 3-prong screw shape. 5 blades (φ21-26) turbo helical shape Low outer diameter wear Low impact perforation and less fatigue. Applications: For drilling holes in concrete, blocks, brick, stone, rock, etc. For drilling holes in deck plates and concrete. Specifications: Blade tip diameter: 0.4 - 1.0 inches (10.0 - 26.0 mm) Compatible Motor: Electric hammer drill (manufacturer) Miyanaga
●穿孔による引っかかりや衝撃が少なく、安定した穿孔が可能。長時間の使用でも体への負担が少なく、疲れを軽減
●真円に近い穴あけを実現
●位置決め性能が向上
●鉄筋接触時の安全性向上。（電動機による振り回しを軽減）