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Countersinks / 61B

HSS Uniflute® Countersink ALtima® Blaze Coated
This is the original Uniflute® Countersink designed for general purpose countersinking, chamfering or deburring. ALtima® Blaze coated for extreme wear resistance under all machining conditions.
  • Single flute
  • HSS
  • 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°, 6=120°
  • Self piloting and completely chatterless
  • No secondary burs formed
  • Each size may be used on a wide range of hole diameters
  • Use on machine tool or in handheld tool applications
  • Easily resharpened
  • ALtima® Blaze coated, B=ALtima® Blaze coated
  • Standard Angles may be modified from 55° to 119° available as specials

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) Material Coating Shank Type Available List Price
.1250 61B012501 61003 1/8 1/8 1-1/2 .030 60° HSS ALtima® Blaze Straight 39.00 16.51
.1250 61B012502 61008 1/8 1/8 1-1/2 .030 82° HSS ALtima® Blaze Straight 47.00 16.51
.1250 61B012503 61013 1/8 1/8 1-1/2 .030 90° HSS ALtima® Blaze Straight 146.00 16.51
.1250 61B012504 61018 1/8 1/8 1-1/2 .030 100° HSS ALtima® Blaze Straight 27.00 16.51
.1250 61B012506 61023 1/8 1/8 1-1/2 .030 120° HSS ALtima® Blaze Straight 12.00 16.51
.1875 61B018701 61028 3/16 3/16 1-1/2 .045 60° HSS ALtima® Blaze Straight 17.00 16.82
.1875 61B018702 61033 3/16 3/16 1-1/2 .045 82° HSS ALtima® Blaze Straight 57.00 16.82
.1875 61B018703 61038 3/16 3/16 1-1/2 .045 90° HSS ALtima® Blaze Straight 49.00 16.82
.1875 61B018704 61043 3/16 3/16 1-1/2 .045 100° HSS ALtima® Blaze Straight 56.00 16.82
.1875 61B018706 61048 3/16 3/16 1-1/2 .045 120° HSS ALtima® Blaze Straight 45.00 16.82
.2500 61B025001 61053 1/4 1/4 2 .045 60° HSS ALtima® Blaze Straight 34.00 19.01
.2500 61B025002 61058 1/4 1/4 2 .045 82° HSS ALtima® Blaze Straight 56.00 19.01
.2500 61B025003 61063 1/4 1/4 2 .045 90° HSS ALtima® Blaze Straight 118.00 19.01
.2500 61B025004 61068 1/4 1/4 2 .045 100° HSS ALtima® Blaze Straight 64.00 19.01
.2500 61B025006 61073 1/4 1/4 2 .045 120° HSS ALtima® Blaze Straight 88.00 19.01
.3750 61B037501 61078 3/8 1/4 2 .060 60° HSS ALtima® Blaze Straight 55.00 24.93
.3750 61B037502 61083 3/8 1/4 2 .060 82° HSS ALtima® Blaze Straight 159.00 24.93
.3750 61B037503 61088 3/8 1/4 2 .060 90° HSS ALtima® Blaze Straight 12.00 24.93
.3750 61B037504 61093 3/8 1/4 2 .060 100° HSS ALtima® Blaze Straight 98.00 24.93
.3750 61B037506 61098 3/8 1/4 2 .060 120° HSS ALtima® Blaze Straight 39.00 24.93
.5000 61B050001 61103 1/2 1/4 2 .060 60° HSS ALtima® Blaze Straight 29.00 33.05
.5000 61B050002 61108 1/2 1/4 2 .060 82° HSS ALtima® Blaze Straight 60.00 33.05
.5000 61B050003 61113 1/2 1/4 2 .060 90° HSS ALtima® Blaze Straight 155.00 33.05
.5000 61B050004 61118 1/2 1/4 2 .060 100° HSS ALtima® Blaze Straight 58.00 33.05
.5000 61B050006 61123 1/2 1/4 2 .060 120° HSS ALtima® Blaze Straight 37.00 33.05
.6250 61B062501 61128 5/8 1/4 2-1/4 .060 60° HSS ALtima® Blaze Straight 18.00 50.72
.6250 61B062502 61133 5/8 1/4 2-1/4 .060 82° HSS ALtima® Blaze Straight 46.00 50.72
.6250 61B062503 61138 5/8 1/4 2-1/4 .060 90° HSS ALtima® Blaze Straight 28.00 50.72
.6250 61B062504 61143 5/8 1/4 2-1/4 .060 100° HSS ALtima® Blaze Straight 26.00 50.72
.6250 61B062506 61148 5/8 1/4 2-1/4 .060 120° HSS ALtima® Blaze Straight 20.00 50.72
.7500 61B075001 61153 3/4 1/2 2-3/4 .120 60° HSS ALtima® Blaze Straight 23.00 60
.7500 61B075002 61158 3/4 1/2 2-3/4 .120 82° HSS ALtima® Blaze Straight 54.00 60
.7500 61B075003 61163 3/4 1/2 2-3/4 .120 90° HSS ALtima® Blaze Straight 31.00 60
.7500 61B075004 61168 3/4 1/2 2-3/4 .120 100° HSS ALtima® Blaze Straight 42.00 60
.7500 61B075006 61173 3/4 1/2 2-3/4 .120 120° HSS ALtima® Blaze Straight 27.00 60
1.0000 61B100001 61178 1 1/2 2-3/4 .120 60° HSS ALtima® Blaze Straight 1.00 91.44
1.0000 61B100002 61183 1 1/2 2-3/4 .120 82° HSS ALtima® Blaze Straight 57.00 91.44
1.0000 61B100003 61188 1 1/2 2-3/4 .120 90° HSS ALtima® Blaze Straight 5.00 91.44
1.0000 61B100004 61193 1 1/2 2-3/4 .120 100° HSS ALtima® Blaze Straight 13.00 91.44
1.0000 61B100006 61198 1 1/2 2-3/4 .120 120° HSS ALtima® Blaze Straight 20.00 91.44