Countersinks - Series 61

HSS Uniflute® Countersink
This is the original Uniflute® Countersink designed for general purpose countersinking, chamfering or deburring.
  • Single flute
  • HSS
  • Available with 60°, 82°, 90°, 100° and 120° included angles
  • 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
  • Steam homogeneous surface treatment (blackening) to prolong tool life and prevent galling
  • Standard Angles may be modified from 55° to 119°
  • Sizes 1-1/4" and above are straight shank with tang drive
  • Material Applications: Steels, Hardened Steels, Stainless Steels, Cast Iron, Special and High Temp Alloys, and Non-Ferrous
       Speed and Feed Data
Tool EDP Diameter Shank Diameter Oal Available Price
61100006 61196 1 1/2 2-3/4
61250001 61246 2-1/2 3/4 5
61018706 61046 3/16 3/16 1-1/2
61012501 61001 1/8 1/8 1-1/2
61200003 61241 2 3/4 3-3/4
61037502 61081 3/8 1/4 2
61025004 61066 1/4 1/4 2
61062501 61126 5/8 1/4 2-1/4
61125001 61201 1-1/4 1/2 3
61018703 61036 3/16 3/16 1-1/2
61300003 61271 3 3/4 5-1/4
61150003 61226 1-1/2 3/4 3-1/2
61200001 61231 2 3/4 3-3/4
61250003 61256 2-1/2 3/4 5
61018704 61041 3/16 3/16 1-1/2
61150002 61221 1-1/2 3/4 3-1/2
61100001 61176 1 1/2 2-3/4
61037503 61086 3/8 1/4 2
61025006 61071 1/4 1/4 2
61062502 61131 5/8 1/4 2-1/4
61075006 61171 3/4 1/2 2-3/4
61300002 61266 3 3/4 5-1/4
61050001 61101 1/2 1/4 2
61012504 61016 1/8 1/8 1-1/2
61018701 61026 3/16 3/16 1-1/2
61125003 61211 1-1/4 1/2 3
61150001 61216 1-1/2 3/4 3-1/2
61025001 61051 1/4 1/4 2
61018702 61031 3/16 3/16 1-1/2
61037506 61096 3/8 1/4 2
61200002 61236 2 3/4 3-3/4
61300001 61261 3 3/4 5-1/4
61012503 61011 1/8 1/8 1-1/2
61100003 61186 1 1/2 2-3/4
61062506 61146 5/8 1/4 2-1/4
61075002 61156 3/4 1/2 2-3/4
61012506 61021 1/8 1/8 1-1/2
61250002 61251 2-1/2 3/4 5
61050004 61116 1/2 1/4 2
61062503 61136 5/8 1/4 2-1/4
61125002 61206 1-1/4 1/2 3
61025002 61056 1/4 1/4 2
61100004 61191 1 1/2 2-3/4
61025003 61061 1/4 1/4 2
61050002 61106 1/2 1/4 2
61075003 61161 3/4 1/2 2-3/4
61100002 61181 1 1/2 2-3/4
61050003 61111 1/2 1/4 2
61037504 61091 3/8 1/4 2
61062504 61141 5/8 1/4 2-1/4
61075004 61166 3/4 1/2 2-3/4
61012502 61006 1/8 1/8 1-1/2
61050006 61121 1/2 1/4 2
61075001 61151 3/4 1/2 2-3/4
61037501 61076 3/8 1/4 2