A&M Instruments Industrial CBN 0.312" Flat End Cylinder (Mandrel) - CBN4378-0312Sold individually for $28. 25 each. Special order. A&M Instruments Product Code: Coarse CBN4378 0312C Grit: 120 Coarse Head Diameter (D): 0. 312" Head Length (L): 0. 312" Clearance (C): N A Overall Bur Length: 2. 25" Shank Diameter (S): 1 8" For almost 40 years customers around the world have depended on A & M Instruments for high precision Diamond and CBN Cutting Tools, CNC Machining, and Swiss Screw Machining. CBN cutting tools are coated with cubic

Extra Fine 0

Sold individually for $48

Head Length: 2

New ISO #: Fine 806 314 544 514 024

New ISO #: Medium 806 314 032 524 017

Medium 806 314 257 524 022

Overall Bur Length: 24mm

Extra Fine 1876K-009

Medium 840-010

Coarse 806 314 304 534 051

Super Coarse 5837-016

Old ISO #: Fine 8847KR-015