John R. Robinson – Adjustable Cutting & Buffing Tool W/Drill Tip Review May 25, 2018August 29, 2018 - LoudMandarin Adjustable Cutting & Buffing Tool W/Drill Tip Adjustable Range: 1″ – 3″ (25.4mm – 76.2mm) Thread: 1/4″ – 28″ Male