Anytime Tools 20 piece Tiny Small Drill Bits #61-80 Numbered Sizes High Speed Steel (HSS) Wire Gauge + SPIRAL DRILL
Top Quality HSS Miniature Drill Bits and Bonus Spiral DrillSet Includes: 20 piece set tiny HSS drill bits numbered sizes # 61-80 (0.343mm - 0.991mm / 0.014" - 0.039") and spiral drill.Conversion table:Bit Size #InchMM800.0140.343790.0140.368780.0160.406770.0180.457760.020.508Bit Size #InchMM750.0210.533740.0230.572730.0240.61720.0250.635710.0260.66Bit Size #InchMM700.0280.711690.0290.742680.0310.787670.0320.813660.0330.838Bit Size #InchMM650.0350.889640.0360.914630.0370.94620.0380.965610.0390.991