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Product Details


  • Increase productivity: No pilot hole required  
  • Improve accuracy: Hard carbide retractable bit securely marks hole center
  • Versatile: Fits standard hole saw arbors


Pack Qty 1
Fits Hole Saw Sizes 7/8” & Larger
Style Retractable Starter Bit


The Milwaukee® Retractable Starter Bit provides accurate centering in less time when cutting tile, stone and glass. You’ll cut clean, accurate holes faster when you use the Retractable Starter Bit with Diamond Plus™ Threaded Hole Saws. Diamond Plus™ Hole Saws deliver the best-in-class performance
and the lowest cost per hole on the market with up to 10X longer life.

With the highly durable Retractable Starter Bit, no pilot holes are required. Its 1/4" size fits standard hole saw arbors. Use it with Diamond Plus™ Threaded Hole Saws to increase your productivity when cutting hard, abrasive materials.

Model Options

Item/Cat # Fits Hole Saw Sizes Style Pack Qty  
49-56-7103 3/16" to 1-1/8" Angle Grinder Adapter 1
49-56-7105 1-1/4" & Larger Angle Grinder Adapter 1
49-56-7135 1-1/4" & Larger Retractable Starter Bit 1
49-56-8025 7/8” & Larger Retractable Starter Bit 1

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