Additional information
| Size | 1/4" SB-51 Cylindrical End Cut 1/8" Shank Burr – OAL 1.7/16", 1/4" SB-51 Cylindrical End Cut 1/8" Shank Burr – OAL 1.3/4" | 
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| Size | 1/4" SB-51 Cylindrical End Cut 1/8" Shank Burr – OAL 1.7/16", 1/4" SB-51 Cylindrical End Cut 1/8" Shank Burr – OAL 1.3/4" | 
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