A&M Instruments Industrial Diamond 0.50" Mandrel - 4374-0500Sold individually for $28. 45 each. A&M Instruments Product Code: Fine 4374 0500F; Coarse 4374 0500C Grit: 220 Fine; 120 Coarse Head Diameter: 0. 50" Head Length: 0. 25" Clearance: N A Overall Bur Length: 2. 25" Shank Diameter: 1 4" 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

Sold individually for $98

A&M Instruments Product Code: 38twistdrill

Fine 806 314 257 514 021

Coarse 806 314 297 534 018

Old ISO #: Ultra Fine 3862-008

Overall Bur Length: 17mm

275" (7mm) towards the center

A&M Instruments Product Code: J2

New ISO #: Medium 806 314 110 524 027

A&M Instruments Product Code: Fine 4384-0312F

A&M Instruments Product Code: C1

New ISO #: Fine 806 314 295 514 008