Algerbrush II pterygium instrument, complete set includes - handpiece, AA battery, chuck, 3.5mm medium grit round diamond burr and cap | Ambler Surgical
A&M Instruments Multi-Use FG Diamond Dental Bur 2.2mm Round Ball A4 – A & M Instruments Quality Diamond Tools
Diamond Instruments – FG, Super Coarse, Black, Round, Round End, 5/Pkg - 801H-021-FG, 2.1 mm Head Diameter, 2.1 mm Head Length