A&M Instruments Industrial Diamond 0.09" Flat End Cylinder (Mandrel) - 4378-0090Sold individually for $15. 25 each. A&M Instruments Product Code: Fine 4378 0090F; Coarse 4378 0090C Grit: 220 Fine; 120 Coarse Head Diameter: 0. 09" Head Length: 0. 25" Clearance: 0. 50" Overall Bur Length: 2. 25" Shank Diameter: 1 8" For almost 40 years customers around the world have depended on A & M Instruments for high precision Diamond Cutting Tools, CNC Machining, and Swiss Screw Machining. A & M Instruments manufactures diamond rotary tools

A&M Instruments Product Code: Q25

Coarse 806 314 001 534 019

Medium 881-014

Old ISO #: Medium 909-060

A&M Instruments Product Code: HPC1800

50 each/300

Coarse 4374-0062C

FGCAR56 - $2

New ISO #: Fine 806 314 295 514 008

A&M Instruments Product Code: K8

Old ISO #: Medium 849-025

Coarse 6379-019