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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
Items 1/2" Shank 6" Long Cobalt Heavy Duty Gold Finish Silver and Deming Drills
D/ACO17/32
17/32 Cobalt S&D 1/2 Reduced Shank Drill Bit, Heavy Duty Gold Finish
Price/Each $28.90
1/2" Shank 6" Long Cobalt Heavy Duty Gold Finish Silver and Deming Drills
D/ACO9/16
9/16 Cobalt S&D 1/2 Reduced Shank Drill Bit, Heavy Duty Gold Finish
Price/Each $28.90
1/2" Shank 6" Long Cobalt Heavy Duty Gold Finish Silver and Deming Drills
D/ACO19/32
19/32 Cobalt S&D 1/2 Reduced Shank Drill Bit, Heavy Duty Gold Finish
Price/Each $32.54
1/2" Shank 6" Long Cobalt Heavy Duty Gold Finish Silver and Deming Drills
D/ACO5/8
5/8 Cobalt S&D 1/2 Reduced Shank Drill Bit, Heavy Duty Gold Finish
Price/Each $32.54
1/2" Shank 6" Long Cobalt Heavy Duty Gold Finish Silver and Deming Drills
D/ACO21/32
21/32 Cobalt S&D 1/2 Reduced Shank Drill Bit, Heavy Duty Gold Finish
Price/Each $35.74
Drill Size N/A 17/32 in N/A 9/16 in N/A 19/32 in N/A 5/8 in N/A 21/32 in
Decimal Equivalent N/A 0.5312 in N/A 0.5625 in N/A 0.5938 in N/A 0.6250 in N/A 0.6562 in
O/A Length N/A 6 in
Flute Length N/A 2-3/4 in
Point N/A 135º Split Point 135-D.jpg
Finish N/A Gold
Shank Type N/A Round
Shank Size N/A 1/2 in
Material N/A M42 High Speed Steel
Suitable For N/A Difficult Work Materials Heat Treated Material High Temperature Alloys Stainless Steel
USA/Import N/A Made in USA
Quantity N/A 1
Weight N/A 1 lbs
Note N/A All Silver & Deming Drill Bits are sold individually. 1 per Tubed.
Minimum order is $25 and orders over $100 will ship free.