A&M Instruments Multi-Use FG Diamond Dental Bur 3.1mm Contour - M4Multi Use $3. 45 each box of six, $3. 20 each 60, $3. 12 each 120 A&M Instruments Product Code: M4 Old ISO #: Medium 811 031; Coarse 6811 032 New ISO #: Medium 806 314 039 524 031; Coarse 806 314 039 534 032 Head Diameter: 3. 1mm Head Length: 5. 5mm Overall Bur Length: 20mm Shank Diameter: 1. 6mm ISO Max Speed: 140,000 RPM This diamond bur is made for air powered, high speed dental handpieces. A&M Instruments' line of over 1,000 multi use and single

A&M Instruments Product Code: D1

Sold individually for $32

Sold individually for $48

A&M Instruments Product Code: E59

Coarse 6849-010

Coarse 66052-019

Extra Fine 806 314 001 504 020

Coarse 6846L-017

A&M Instruments Product Code: Fine 4388-0110F

Coarse 806 314 032 534 013

Fine 806 314 274 514 012

A&M Instruments Product Code: 5604-0625