Countersinks - Series 79

HSS Chatterless 6 Flute Countersink
M.A.FordMax®
Standard 6 Flute countersinks are designed for economical, general purpose countersinking, chamfering or deburring. Because of the multiple flute design, chip loads are generally smaller.  Even at maximum speeds, chatter-free machining is possible.  
  • 6 Flutes
  • HSS
  • Available with 60°, 82°, 90°, 100° and 120° included angles
  • Straight shank with tang drive on sizes 1-1/4" and above
  • Steam homogeneous surface treatment (blackening) is used to prolong tool life and prevent galling
  • 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
79150006 79316 1-1/2 3/4 3-1/2
79025001 79071 1/4 1/4 2
79062503 79181 5/8 3/8 2-1/4
79150003 79306 1-1/2 3/4 3-1/2
79062504 79186 5/8 3/8 2-1/4
79075001 79196 3/4 1/2 2-3/4
79087504 79236 7/8 1/2 2-3/4
79018703 79056 3/16 3/16 1-1/2
79012501 79021 1/8 1/8 1-1/2
79100001 79246 1 1/2 2-3/4
79200006 79341 2 3/4 3-3/4
79012504 79036 1/8 1/8 1-1/2
79018706 79066 3/16 3/16 1-1/2
79200003 79331 2 3/4 3-3/4
79031206 79116 5/16 1/4 2
79012503 79031 1/8 1/8 1-1/2
79200002 79326 2 3/4 3-3/4
79050002 79151 1/2 3/8 2
79087503 79231 7/8 1/2 2-3/4
79031203 79106 5/16 1/4 2
79250001 79346 2-1/2 3/4 5
79037502 79126 3/8 1/4 2
79075002 79201 3/4 1/2 2-3/4
79062501 79171 5/8 3/8 2-1/4
79018704 79061 3/16 3/16 1-1/2
79087501 79221 7/8 1/2 2-3/4
79250002 79351 2-1/2 3/4 5
79300003 79371 3 3/4 5-1/4
79062502 79176 5/8 3/8 2-1/4
79025002 79076 1/4 1/4 2
79100002 79251 1 1/2 2-3/4
79125003 79281 1-1/4 1/2 3
79037504 79136 3/8 1/4 2
79200004 79336 2 3/4 3-3/4
79125001 79271 1-1/4 1/2 3
79075006 79216 3/4 1/2 2-3/4
79037506 79141 3/8 1/4 2
79050004 79161 1/2 3/8 2
79100003 79256 1 1/2 2-3/4
79025006 79091 1/4 1/4 2
79012502 79026 1/8 1/8 1-1/2
79100004 79261 1 1/2 2-3/4
79050003 79156 1/2 3/8 2
79125006 79291 1-1/4 1/2 3
79031204 79111 5/16 1/4 2
79037501 79121 3/8 1/4 2
79150002 79301 1-1/2 3/4 3-1/2
79250003 79356 2-1/2 3/4 5
79018701 79046 3/16 3/16 1-1/2
79087506 79241 7/8 1/2 2-3/4
79050006 79166 1/2 3/8 2
79031202 79101 5/16 1/4 2
79300001 79361 3 3/4 5-1/4
79012506 79041 1/8 1/8 1-1/2
79031201 79096 5/16 1/4 2
79150004 79311 1-1/2 3/4 3-1/2
79300002 79366 3 3/4 5-1/4
79025003 79081 1/4 1/4 2
79075004 79211 3/4 1/2 2-3/4
79150001 79296 1-1/2 3/4 3-1/2
79037503 79131 3/8 1/4 2
79125004 79286 1-1/4 1/2 3
79062506 79191 5/8 3/8 2-1/4
79025004 79086 1/4 1/4 2
79075003 79206 3/4 1/2 2-3/4
79087502 79226 7/8 1/2 2-3/4
79200001 79321 2 3/4 3-3/4
79018702 79051 3/16 3/16 1-1/2
79050001 79146 1/2 3/8 2
79125002 79276 1-1/4 1/2 3
79100006 79266 1 1/2 2-3/4