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  • Wire Gauge
  • Straight Shank
  • Black Shank
  • Black Flute
  • Ground Flute
  • M42 COBALT
  • Suitable for
    • Cast Iron
    • Steel
    • Steel Forging
    • Other Work Materials
Cobalt Steel HSS Gold Finish Wire Gauge Drills
Made in America
Unit of Measure
1 2 3 

Item #

Drill Size

Decimal Equivalent

O/A Length

Flute Length

Shank Type

Qty/Pkg

Price Each

Price/Pkg

D/ACO51 N/A 51 N/A 0.0670 N/A 2 in N/A 1 in N/A Straight N/A 1 N/A $1.28 $15.36
D/ACO52 N/A 52 N/A 0.0635 N/A 1-7/8 in N/A 7/8 in N/A Straight N/A 1 N/A $1.28 $15.36
D/ACO53 N/A 53 N/A 0.0595 N/A 1-7/8 in N/A 7/8 in N/A Straight N/A 1 N/A $1.40 $16.74
D/ACO54 N/A 54 N/A 0.0550 N/A 1-7/8 in N/A 7/8 in N/A Straight N/A 1 N/A $1.40 $16.74
D/ACO55 N/A 55 N/A 0.0520 N/A 1-7/8 in N/A 7/8 in N/A Straight N/A 1 N/A $1.40 $16.74
D/ACO56 N/A 56 N/A 0.0465 N/A 1-3/4 in N/A 3/4 in N/A Straight N/A 1 N/A $1.61 $19.35
D/ACO57 N/A 57 N/A 0.0430 N/A 1-3/4 in N/A 3/4 in N/A Straight N/A 1 N/A $1.61 $19.35
D/ACO58 N/A 58 N/A 0.0420 N/A 1-5/8 in N/A 11/16 in N/A Straight N/A 1 N/A $1.61 $19.35
D/ACO59 N/A 59 N/A 0.0410 N/A 1-5/8 in N/A 11/16 in N/A Straight N/A 1 N/A $1.61 $19.35
D/ACO60 N/A 60 N/A 0.0400 N/A 1-5/8 in N/A 11/16 in N/A Straight N/A 1 N/A $1.61 $19.35
Unit of Measure
1 2 3