A&M Instruments Industrial Diamond 0.375" Ball - 4018-0375Sold individually for $17. 25 each. A&M Instruments Product Code: 4018 0375 Grit: 120 Coarse Head Diameter: 0. 375" Head Length: 0. 375" 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 for endless industrial applications including glass

Old ISO #: Medium 830L-016

A&M Instruments Product Code: T4

Medium 825-016

Coarse 6811-038

Fine 806 314 164 514 009

Old ISO #: Extra Fine 1379-016

A&M Instruments Product Code: Fine 4374-0078F

Coarse 806 104 014 534 084

Head Length: 5

Coarse 4374-0078C

Head Diameter: 1

Coarse 806 314 273 534 022