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BNR Series – Standard Ball Nose

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Standard Single-Sided Ball Nose Inserts – Inch Size – BNR Series

Standard single-sided Ball Nose end mill inserts (BNR series) are available in inch sizes with and without chipbreaker. PCD-tipped inserts are also available (without chipbreaker).

Inch-size inserts are listed below. Click here for Metric BNR inserts.

Standard ball nose inserts
PCD-tipped standard ball nose inserts

PCD-tipped inserts are ideal for the milling of soft, non-ferrous materials such as graphite and aluminum (not for steels or iron). Choose PCD-tipped ball nose inserts when milling these materials, and you may achieve tool life improvement of 50 to 100 times better than coated carbide!

  • Outstanding wear resistance
  • Precision ground to provide a sharp, accurate cutting radius
  • Fit standard Dapra Ball Nose bodies

View Ball Nose insert grade descriptions and selection information.

Find cutter bodies for these inserts Get Product Selection Assistance

** Start with these filters – they will guide you to the right insert for your application **

Uncoated X
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Item Dia Best For Chipbreaker Coating Grade Price Inventory
BNR-0312-CB-F1
BNR-0312-CB-F1
BNR-0312-CB-F1
43700
 BNR-0312-CB-F1 		0.3125" ISO Chipbreaker Uncoated F1
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In Stock
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BNR-0375-N-F1
BNR-0375-N-F1
BNR-0375-N-F1
BNR-0375-N-F1
BNR-0375-N-F1
43000
 BNR-0375-N-F1 		0.375" ISO Non-chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0375-CB-F1
BNR-0375-CB-F1
BNR-0375-CB-F1
BNR-0375-CB-F1
BNR-0375-CB-F1
43800
 BNR-0375-CB-F1 		0.375" ISO Chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0500-N-F1
BNR-0500-N-F1
BNR-0500-N-F1
BNR-0500-N-F1
BNR-0500-N-F1
43100
 BNR-0500-N-F1 		0.500" ISO Non-chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0500-CB-F1
BNR-0500-CB-F1
BNR-0500-CB-F1
BNR-0500-CB-F1
BNR-0500-CB-F1
43900
 BNR-0500-CB-F1 		0.500" ISO Chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0625-N-F1
BNR-0625-N-F1
BNR-0625-N-F1
BNR-0625-N-F1
BNR-0625-N-F1
43200
 BNR-0625-N-F1 		0.625" ISO Non-chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0625-CB-F1
BNR-0625-CB-F1
BNR-0625-CB-F1
BNR-0625-CB-F1
BNR-0625-CB-F1
44000
 BNR-0625-CB-F1 		0.625" ISO Chipbreaker Uncoated F1
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In Stock
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BNR-0750-N-F1
BNR-0750-N-F1
BNR-0750-N-F1
BNR-0750-N-F1
BNR-0750-N-F1
43300
 BNR-0750-N-F1 		0.750" ISO Non-chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0750-CB-F1
BNR-0750-CB-F1
BNR-0750-CB-F1
BNR-0750-CB-F1
BNR-0750-CB-F1
44100
 BNR-0750-CB-F1 		0.750" ISO Chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-1000-N-F1
BNR-1000-N-F1
BNR-1000-N-F1
BNR-1000-N-F1
BNR-1000-N-F1
43400
 BNR-1000-N-F1 		1.000" ISO Non-chipbreaker Uncoated F1
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In Stock
Order multiples of 10 EA
BNR-0312-CB-F1
BNR-0312-CB-F1
BNR-0312-CB-F1
43700
BNR-0312-CB-F1
  • 0.3125"
  • ISO
  • Chipbreaker
  • Uncoated
  • F1
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EA
BNR-0375-N-F1
BNR-0375-N-F1
BNR-0375-N-F1
BNR-0375-N-F1
BNR-0375-N-F1
43000
BNR-0375-N-F1
  • 0.375"
  • ISO
  • Non-chipbreaker
  • Uncoated
  • F1
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EA
BNR-0375-CB-F1
BNR-0375-CB-F1
BNR-0375-CB-F1
BNR-0375-CB-F1
BNR-0375-CB-F1
43800
BNR-0375-CB-F1
  • 0.375"
  • ISO
  • Chipbreaker
  • Uncoated
  • F1
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EA
BNR-0500-N-F1
BNR-0500-N-F1
BNR-0500-N-F1
BNR-0500-N-F1
BNR-0500-N-F1
43100
BNR-0500-N-F1
  • 0.500"
  • ISO
  • Non-chipbreaker
  • Uncoated
  • F1
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EA
BNR-0500-CB-F1
BNR-0500-CB-F1
BNR-0500-CB-F1
BNR-0500-CB-F1
BNR-0500-CB-F1
43900
BNR-0500-CB-F1
  • 0.500"
  • ISO
  • Chipbreaker
  • Uncoated
  • F1
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EA
BNR-0625-N-F1
BNR-0625-N-F1
BNR-0625-N-F1
BNR-0625-N-F1
BNR-0625-N-F1
43200
BNR-0625-N-F1
  • 0.625"
  • ISO
  • Non-chipbreaker
  • Uncoated
  • F1
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EA
BNR-0625-CB-F1
BNR-0625-CB-F1
BNR-0625-CB-F1
BNR-0625-CB-F1
BNR-0625-CB-F1
44000
BNR-0625-CB-F1
  • 0.625"
  • ISO
  • Chipbreaker
  • Uncoated
  • F1
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EA
BNR-0750-N-F1
BNR-0750-N-F1
BNR-0750-N-F1
BNR-0750-N-F1
BNR-0750-N-F1
43300
BNR-0750-N-F1
  • 0.750"
  • ISO
  • Non-chipbreaker
  • Uncoated
  • F1
Please Log In
EA
BNR-0750-CB-F1
BNR-0750-CB-F1
BNR-0750-CB-F1
BNR-0750-CB-F1
BNR-0750-CB-F1
44100
BNR-0750-CB-F1
  • 0.750"
  • ISO
  • Chipbreaker
  • Uncoated
  • F1
Please Log In
EA
BNR-1000-N-F1
BNR-1000-N-F1
BNR-1000-N-F1
BNR-1000-N-F1
BNR-1000-N-F1
43400
BNR-1000-N-F1
  • 1.000"
  • ISO
  • Non-chipbreaker
  • Uncoated
  • F1
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EA
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