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.

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 **

Dia

Best For

Chipbreaker

Coating

Grade

Indexable MillingBall Nose / Back DraftSingle-Sided Insert PlatformInserts – Inch SizesBNR Series – Standard Ball Nose

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Item	Dia	Best For	Chipbreaker	Coating	Grade	Price	Inventory
Part #: 43135 BNR-0500-N-FPDL	0.500"	ISO	Non-chipbreaker	Diamond-like coating	FPDL	Please Log In	In Stock Order multiples of 10 EA
Part #: 43170 BNR-0500-N-PCD	0.500"	ISO	Non-chipbreaker	4-PCD-tipped	PCD	Please Log In	In Stock UOM : EA
Part #: 43900 BNR-0500-CB-F1	0.500"	ISO	Chipbreaker	Uncoated	F1	Please Log In	In Stock Order multiples of 10 EA
Part #: 49010 BNR-0500-N-FPD	0.500"	ISO	Non-chipbreaker	Diamond-coat	FPD	Please Log In	In Stock UOM : EA
Part #: 49310 BNR-0500-CB-FPD	0.500"	ISO	Chipbreaker	Diamond-coat	FPD	Please Log In	Backordered UOM : EA