5/16" x 6" Granite Razor Backå¨ Hammer Drill Bit Industrial Drill Bit - Exchangeable (Item# 3243052)

• Diamond ground carbide tip for̴Ì_precision starts in hard materials
• For drilling hard materials such as granite, concrete, stone, masonry and tile
• Extreme-Duty industrial quality
• Deep-cut spiral u-flutes designed for fast dust removal
• For best results use with rotary hammer drill
• Go green and recycle this product

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