A&M Instruments Industrial Diamond 0.250" Plated Ball Router - 5018-0250Sold individually for $24. 78 each. A&M Instruments Product Code: 5018 0250 Grit: 40 60 Outside Diameter: 0. 250" Overall Bur Length: 2. 25" Shank Diameter: 0. 125" 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 and stone, wood,

Old ISO #: Fine 8884-011

Mandrel sold separately

Old ISO #: Medium 855-015

Coarse 806 314 298 534 018

New ISO #: Medium 806 314 039 524 030

Medium 806 314 141 524 014

ISO Max Speed:  20

Coarse 6379-024

Coarse 6801LS-030

Grit: 100 Coarse

Super Coarse 806 314 001 544 024

FGCAR4 - $2