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BSD Carbide Burr Blank Return to Burr Menu
Shape SD (Ball)

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Image

Blank Designation A B C
Nominal Actual
BSD-51 1/4 .265±.005 .220 .188±.005
BSD-2 5/16 .327±.005 .276 .226±.005
BSD-3 3/8 .390±.005 .332 .265±.005
BSD-4 7/16 .453±.005 .392 .297±.005
BSD-5 1/2 .515±.005 .450 .329±.005
BSD-6 5/8 .640±.005 .568 .390±.005
BSD-7 3/4 .767±.005 .686 .456±.005
BSD-9 1 1.019±.007 .924 .578±.005
All dimensions in inches.

Blank Designation TechMet Stock Number by Grade
TMK-15A TMK-15B
BSD-51    
BSD-2 23006 21006
BSD-3 23007 21007
BSD-4 23020 21020
BSD-5 23021 21021
BSD-6 23022 21022
BSD-7 23023 21023
BSD-9 23024 21024