Bosch HCBG0405T BlueGranite Turbo Carbide Hammer Drill Bits, 5 Pieces

Highlights:

• Diameter: 3/16
• Useable Length: 4
• Overall Length: 6
• 5 Pieces
• Robust head provides 4X longer life
• Various useable lengths
• Milled u-flutes with deep-cut spiral for fast dust removal
• Diamond ground carbide tip for precise starts in tile and hard stone
• PowerGrip shank for aggressive gripping power