Stanley Supply, Inc.
Stanley Supply, Inc.
Mailing Address:
42-42 11th Street
Long Island City, NY 11101
Phone: 855.898.2957
Fax: 718.472.3243
E-Mail: sales@stanleysupply.com
Website: www.stanleysupplyi.wpengine.com
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Cobalt is best suited for heat treated materials and stainless steels.
  • 6" Length
  • Round 1/2" Shank
  • 135º Split Point
  • M42 High Speed Steel
  • Suitable for
    • Heat Treated Material
    • Stainless Steel
    • High Temperature Alloys
    • Difficult Work Materials
1/2" Shank 6" Long Cobalt Heavy Duty Gold Finish Silver and Deming Drills
Made in America
Unit of Measure
1 

Item #

Drill Size

Decimal Equivalent

Price/Each

D/ACO17/32 N/A 17/32 in N/A 0.5312 in $28.90
D/ACO9/16 N/A 9/16 in N/A 0.5625 in $28.90
D/ACO19/32 N/A 19/32 in N/A 0.5938 in $32.54
D/ACO5/8 N/A 5/8 in N/A 0.6250 in $32.54
D/ACO21/32 N/A 21/32 in N/A 0.6562 in $35.74
D/ACO11/16 N/A 11/16 in N/A 0.6875 in $35.74
D/ACO23/32 N/A 23/32 in N/A 0.7188 in $39.76
D/ACO3/4 N/A 3/4 in N/A 0.7500 in $39.76
D/ACO25/32 N/A 25/32 in N/A 0.7812 in $44.66
D/ACO13/16 N/A 13/16 in N/A 0.8125 in $44.66
D/ACO27/32 N/A 27/32 in N/A 0.8438 in $47.97
D/ACO7/8 N/A 7/8 in N/A 0.8750 in $52.46
D/ACO29/32 N/A 29/32 in N/A 0.9062 in $58.67
D/ACO15/16 N/A 15/16 in N/A 0.9375 in $58.67
D/ACO31/32 N/A 31/32 in N/A 0.9688 in $68.97
D/ACO1 N/A 1 in N/A 1.000 in $68.97
D/ACO1-1/16 N/A 1-1/16 in N/A 1.0625 in $87.49
D/ACO1-1/8 N/A 1-1/8 in N/A 1.125 in $99.51
D/ACO1-3/16 N/A 1-3/16 in N/A 1.1875 in $109.15
D/ACO1-1/4 N/A 1-1/4 in N/A 1.2500 in $120.85
D/ACO1-5/16 N/A 1-5/16 in N/A 1.3125 in $149.96
D/ACO1-3/8 N/A 1-3/8 in N/A 1.3750 in $172.45
D/ACO1-1/2 N/A 1-1/2 in N/A 1.5000 in $208.64
Unit of Measure
1