Engineered with a Special Bond for Long Life and Agressive Drilling.

• Continuous Rim for Greater Safety.
• Adjustable Height Center Bit Included (1" and Larger).
• May be used Wet or Dry.
• Use with Variable Speed Drills for Best Results

If you would like to order various sizes totaling 12 or more bits, please call us toll free @ (800) 618-5000 for special discount pricing.