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IRWIN Kit 5 Bits SPEEDHAMMER PLUS 5 mm/6 mm/8 mm/10 mm/12 mm x 160 mmIncludes: 5 mm / 6 mm / 8 mm / 10 mm / 12 mm x 160 mm.Speed. Set the pace with Speedhammer ™ Plus. With 28% greater flute capacity, the innovative design goes direct and direct. It removes dust and debris very quickly. E is particularly effective on uncured concrete due to unobstructed performance
