Countersinks / 78

Series 78
Carbide Chatterless 6 Flute Countersink, M.A.FordMax®
Recommended for use on Hardened Steel, High Temperature Alloys, and other tough jobs.
  • 6 Flutes
  • Solid Carbide 1/8 - 1/4" sizes
  • Solid Carbide Head Brazed to Steel Shank on Sizes 3/8" and Above
  • Available with 60°, 82°, 90°, 100° and 120° Included Angles
  • Included Angle Code (8th character of tool number): 1=60°, 2=82°, 3=90°, 4=100°
  • Rigid set-ups and good machinery maintenance are a must.
  • Not recommended for use in hand-held tools.
  • Straight Shank with Tang Drive on Sizes 1-1/4" and Above
  • Uncoated, coating available upon request

Materials

  • Steel
  • Stainless steel
  • Cast iron
  • Non-Ferrous
  • Super-alloys and titanium
  • Hard material

Series Attributes

Product Range

Tool No. EDP Diameter (D/D1)Shank Diameter (D2)Overall Length (L1)Non-Cutting Tip Dia Max (D3)Included Angle (A)MaterialCoatingShank Type
78012501 78001 1/8 1/8 1-1/2 .030 60° Carbide Uncoated Straight
78012502 78006 1/8 1/8 1-1/2 .030 82° Carbide Uncoated Straight
78012503 78011 1/8 1/8 1-1/2 .030 90° Carbide Uncoated Straight
78012504 78016 1/8 1/8 1-1/2 .030 100° Carbide Uncoated Straight
78012506 78021 1/8 1/8 1-1/2 .030 120° Carbide Uncoated Straight
78012503A 78090 1/8 1/8 1-1/2 .030 90° Carbide ALtima® Straight
78012503C 78092 1/8 1/8 1-1/2 .030 90° Carbide TiCN Straight
78018701 78026 3/16 3/16 1-1/2 .040 60° Carbide Uncoated Straight
78018702 78031 3/16 3/16 1-1/2 .040 82° Carbide Uncoated Straight
78018703 78036 3/16 3/16 1-1/2 .040 90° Carbide Uncoated Straight
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