Effective Length by Drill Diameter ● Diameter ø27.5 to ø28.4mm ● Diameter ø28.4 to ø29.3mm ● Diameter ø29.3 to ø30.1mm Diameter Effective Total length Diameter Effective Total length Diameter Effective Total length Length Length Length Cat. No. page Cat. No. page Cat. No. page DC LU OAL DC LU OAL DC LU OAL 27.5 239.0 325.0 SMDT 2750MEL+SMDH 270D J75 28.4 247.0 330.0 SMDT 2840MTL+SMDH 280D J75 105.0 190.0 SMDT 2930MEL+SMDH 290M J75 239.0 325.0 SMDT 2750MTL+SMDH 270D J75 55.0 130.0 SMDT 2850MFS+SMDH 280S J79 105.0 190.0 SMDT 2930MTL+SMDH 290M J75 58.0 133.0 SMDT 2760MEL+SMDH 270S J75 60.0 135.0 SMDT 2850MEL+SMDH 280S J75 29.3 167.0 250.0 SMDT 2930MEL+SMDH 290L J75 58.0 133.0 SMDT 2760MTL+SMDH 270S J75 60.0 135.0 SMDT 2850MTL+SMDH 280S J75 167.0 250.0 SMDT 2930MTL+SMDH 290L J75 99.0 180.0 SMDT 2760MEL+SMDH 270M J75 89.2 185.2 KDS 285MAK J116 256.0 340.0 SMDT 2930MEL+SMDH 290D J75 27.6 99.0 180.0 SMDT 2760MTL+SMDH 270M J75 97.0 180.0 SMDT 2850MFS+SMDH 280M J79 256.0 340.0 SMDT 2930MTL+SMDH 290D J75 156.0 240.0 SMDT 2760MEL+SMDH 270L J75 102.0 185.0 SMDT 2850MEL+SMDH 280M J75 61.0 136.0 SMDT 2940MEL+SMDH 290S J75 156.0 240.0 SMDT 2760MTL+SMDH 270L J75 28.5 102.0 185.0 SMDT 2850MTL+SMDH 280M J75 61.0 136.0 SMDT 2940MTL+SMDH 290S J75 239.0 325.0 SMDT 2760MEL+SMDH 270D J75 149.2 245.2 KDS 285LAK J116 105.0 190.0 SMDT 2940MEL+SMDH 290M J75 239.0 325.0 SMDT 2760MTL+SMDH 270D J75 157.0 240.0 SMDT 2850MFS+SMDH 280L J79 29.4 105.0 190.0 SMDT 2940MTL+SMDH 290M J75 58.0 133.0 SMDT 2770MEL+SMDH 270S J75 162.0 245.0 SMDT 2850MEL+SMDH 280L J75 167.0 250.0 SMDT 2940MEL+SMDH 290L J75 58.0 133.0 SMDT 2770MTL+SMDH 270S J75 162.0 245.0 SMDT 2850MTL+SMDH 280L J75 167.0 250.0 SMDT 2940MTL+SMDH 290L J75 99.0 180.0 SMDT 2770MEL+SMDH 270M J75 242.0 325.0 SMDT 2850MFS+SMDH 280D J79 256.0 340.0 SMDT 2940MEL+SMDH 290D J75 27.7 99.0 180.0 SMDT 2770MTL+SMDH 270M J75 247.0 330.0 SMDT 2850MEL+SMDH 280D J75 256.0 340.0 SMDT 2940MTL+SMDH 290D J75 156.0 240.0 SMDT 2770MEL+SMDH 270L J75 247.0 330.0 SMDT 2850MTL+SMDH 280D J75 56.0 131.0 SMDT 2950MFS+SMDH 290S J79 156.0 240.0 SMDT 2770MTL+SMDH 270L J75 60.0 135.0 SMDT 2860MEL+SMDH 280S J75 61.0 136.0 SMDT 2950MEL+SMDH 290S J75 239.0 325.0 SMDT 2770MEL+SMDH 270D J75 60.0 135.0 SMDT 2860MTL+SMDH 280S J75 61.0 136.0 SMDT 2950MTL+SMDH 290S J75 239.0 325.0 SMDT 2770MTL+SMDH 270D J75 102.0 185.0 SMDT 2860MEL+SMDH 280M J75 93.4 190.4 KDS 295MAK J116 58.0 133.0 SMDT 2780MEL+SMDH 270S J75 28.6 102.0 185.0 SMDT 2860MTL+SMDH 280M J75 100.0 185.0 SMDT 2950MFS+SMDH 290M J79 58.0 133.0 SMDT 2780MTL+SMDH 270S J75 162.0 245.0 SMDT 2860MEL+SMDH 280L J75 105.0 190.0 SMDT 2950MEL+SMDH 290M J75 99.0 180.0 SMDT 2780MEL+SMDH 270M J75 162.0 245.0 SMDT 2860MTL+SMDH 280L J75 29.5 105.0 190.0 SMDT 2950MTL+SMDH 290M J75 27.8 99.0 180.0 SMDT 2780MTL+SMDH 270M J75 247.0 330.0 SMDT 2860MEL+SMDH 280D J75 153.4 250.4 KDS 295LAK J116 156.0 240.0 SMDT 2780MEL+SMDH 270L J75 247.0 330.0 SMDT 2860MTL+SMDH 280D J75 162.0 245.0 SMDT 2950MFS+SMDH 290L J79 156.0 240.0 SMDT 2780MTL+SMDH 270L J75 60.0 135.0 SMDT 2870MEL+SMDH 280S J75 167.0 250.0 SMDT 2950MEL+SMDH 290L J75 239.0 325.0 SMDT 2780MEL+SMDH 270D J75 60.0 135.0 SMDT 2870MTL+SMDH 280S J75 167.0 250.0 SMDT 2950MTL+SMDH 290L J75 239.0 325.0 SMDT 2780MTL+SMDH 270D J75 102.0 185.0 SMDT 2870MEL+SMDH 280M J75 251.0 335.0 SMDT 2950MFS+SMDH 290D J79 60.0 135.0 SMDT 2790MEL+SMDH 280S J75 28.7 102.0 185.0 SMDT 2870MTL+SMDH 280M J75 256.0 340.0 SMDT 2950MEL+SMDH 290D J75 60.0 135.0 SMDT 2790MTL+SMDH 280S J75 162.0 245.0 SMDT 2870MEL+SMDH 280L J75 256.0 340.0 SMDT 2950MTL+SMDH 290D J75 102.0 185.0 SMDT 2790MEL+SMDH 280M J75 162.0 245.0 SMDT 2870MTL+SMDH 280L J75 61.0 136.0 SMDT 2960MEL+SMDH 290S J75 27.9 102.0 185.0 SMDT 2790MTL+SMDH 280M J75 247.0 330.0 SMDT 2870MEL+SMDH 280D J75 61.0 136.0 SMDT 2960MTL+SMDH 290S J75 162.0 245.0 SMDT 2790MEL+SMDH 280L J75 247.0 330.0 SMDT 2870MTL+SMDH 280D J75 105.0 190.0 SMDT 2960MEL+SMDH 290M J75 162.0 245.0 SMDT 2790MTL+SMDH 280L J75 60.0 135.0 SMDT 2880MEL+SMDH 280S J75 29.6 105.0 190.0 SMDT 2960MTL+SMDH 290M J75 247.0 330.0 SMDT 2790MEL+SMDH 280D J75 60.0 135.0 SMDT 2880MTL+SMDH 280S J75 167.0 250.0 SMDT 2960MEL+SMDH 290L J75 247.0 330.0 SMDT 2790MTL+SMDH 280D J75 102.0 185.0 SMDT 2880MEL+SMDH 280M J75 167.0 250.0 SMDT 2960MTL+SMDH 290L J75 55.0 130.0 SMDT 2800MFS+SMDH 280S J79 28.8 102.0 185.0 SMDT 2880MTL+SMDH 280M J75 256.0 340.0 SMDT 2960MEL+SMDH 290D J75 60.0 135.0 SMDT 2800MEL+SMDH 280S J75 162.0 245.0 SMDT 2880MEL+SMDH 280L J75 256.0 340.0 SMDT 2960MTL+SMDH 290D J75 60.0 135.0 SMDT 2800MTL+SMDH 280S J75 162.0 245.0 SMDT 2880MTL+SMDH 280L J75 61.0 136.0 SMDT 2970MEL+SMDH 290S J75 89.1 185.1 KDS 280MAK J116 247.0 330.0 SMDT 2880MEL+SMDH 280D J75 61.0 136.0 SMDT 2970MTL+SMDH 290S J75 97.0 180.0 SMDT 2800MFS+SMDH 280M J79 247.0 330.0 SMDT 2880MTL+SMDH 280D J75 105.0 190.0 SMDT 2970MEL+SMDH 290M J75 102.0 185.0 SMDT 2800MEL+SMDH 280M J75 61.0 136.0 SMDT 2890MEL+SMDH 290S J75 29.7 105.0 190.0 SMDT 2970MTL+SMDH 290M J75 102.0 185.0 SMDT 2800MTL+SMDH 280M J75 61.0 136.0 SMDT 2890MTL+SMDH 290S J75 167.0 250.0 SMDT 2970MEL+SMDH 290L J75 28.0 149.1 245.1 KDS 280LAK J116 105.0 190.0 SMDT 2890MEL+SMDH 290M J75 167.0 250.0 SMDT 2970MTL+SMDH 290L J75 157.0 240.0 SMDT 2800MFS+SMDH 280L J79 28.9 105.0 190.0 SMDT 2890MTL+SMDH 290M J75 256.0 340.0 SMDT 2970MEL+SMDH 290D J75 162.0 245.0 SMDT 2800MEL+SMDH 280L J75 167.0 250.0 SMDT 2890MEL+SMDH 290L J75 256.0 340.0 SMDT 2970MTL+SMDH 290D J75 162.0 245.0 SMDT 2800MTL+SMDH 280L J75 167.0 250.0 SMDT 2890MTL+SMDH 290L J75 61.0 136.0 SMDT 2980MEL+SMDH 290S J75 225.1 315.1 KDS 280DAK J116 256.0 340.0 SMDT 2890MEL+SMDH 290D J75 61.0 136.0 SMDT 2980MTL+SMDH 290S J75 242.0 325.0 SMDT 2800MFS+SMDH 280D J79 256.0 340.0 SMDT 2890MTL+SMDH 290D J75 105.0 190.0 SMDT 2980MEL+SMDH 290M J75 247.0 330.0 SMDT 2800MEL+SMDH 280D J75 56.0 131.0 SMDT 2900MFS+SMDH 290S J79 29.8 105.0 190.0 SMDT 2980MTL+SMDH 290M J75 J 247.0 330.0 SMDT 2800MTL+SMDH 280D J75 61.0 136.0 SMDT 2900MEL+SMDH 290S J75 167.0 250.0 SMDT 2980MEL+SMDH 290L J75 60.0 135.0 SMDT 2810MEL+SMDH 280S J75 61.0 136.0 SMDT 2900MTL+SMDH 290S J75 167.0 250.0 SMDT 2980MTL+SMDH 290L J75 60.0 135.0 SMDT 2810MTL+SMDH 280S J75 93.3 190.3 KDS 290MAK J116 256.0 340.0 SMDT 2980MEL+SMDH 290D J75 Drilling 102.0 185.0 SMDT 2810MEL+SMDH 280M J75 100.0 185.0 SMDT 2900MFS+SMDH 290M J79 256.0 340.0 SMDT 2980MTL+SMDH 290D J75 28.1 102.0 185.0 SMDT 2810MTL+SMDH 280M J75 105.0 190.0 SMDT 2900MEL+SMDH 290M J75 64.0 139.0 SMDT 2990MEL+SMDH 300S J75 162.0 245.0 SMDT 2810MEL+SMDH 280L J75 105.0 190.0 SMDT 2900MTL+SMDH 290M J75 64.0 139.0 SMDT 2990MTL+SMDH 300S J75 162.0 245.0 SMDT 2810MTL+SMDH 280L J75 29.0 153.3 250.3 KDS 290LAK J116 110.0 191.0 SMDT 2990MEL+SMDH 300M J75 247.0 330.0 SMDT 2810MEL+SMDH 280D J75 162.0 245.0 SMDT 2900MFS+SMDH 290L J79 29.9 110.0 191.0 SMDT 2990MTL+SMDH 300M J75 Solid 247.0 330.0 SMDT 2810MTL+SMDH 280D J75 167.0 250.0 SMDT 2900MEL+SMDH 290L J75 173.0 261.0 SMDT 2990MEL+SMDH 300L J75 60.0 135.0 SMDT 2820MEL+SMDH 280S J75 167.0 250.0 SMDT 2900MTL+SMDH 290L J75 173.0 261.0 SMDT 2990MTL+SMDH 300L J75 Special 60.0 135.0 SMDT 2820MTL+SMDH 280S J75 235.3 325.3 KDS 290DAK J116 265.0 351.0 SMDT 2990MEL+SMDH 300D J75 102.0 185.0 SMDT 2820MEL+SMDH 280M J75 251.0 335.0 SMDT 2900MFS+SMDH 290D J79 265.0 351.0 SMDT 2990MTL+SMDH 300D J75 Indexable 28.2 102.0 185.0 SMDT 2820MTL+SMDH 280M J75 256.0 340.0 SMDT 2900MEL+SMDH 290D J75 59.0 134.0 SMDT 3000MFS+SMDH 300S J79 162.0 245.0 SMDT 2820MEL+SMDH 280L J75 256.0 340.0 SMDT 2900MTL+SMDH 290D J75 64.0 139.0 SMDT 3000MEL+SMDH 300S J75 Reamer 162.0 245.0 SMDT 2820MTL+SMDH 280L J75 61.0 136.0 SMDT 2910MEL+SMDH 290S J75 64.0 139.0 SMDT 3000MTL+SMDH 300S J75 Brazed 247.0 330.0 SMDT 2820MEL+SMDH 280D J75 61.0 136.0 SMDT 2910MTL+SMDH 290S J75 92.5 190.5 KDS 300MAK J116 247.0 330.0 SMDT 2820MTL+SMDH 280D J75 105.0 190.0 SMDT 2910MEL+SMDH 290M J75 104.0 185.0 SMDT 3000MFS+SMDH 300M J79 Others 60.0 135.0 SMDT 2830MEL+SMDH 280S J75 29.1 105.0 190.0 SMDT 2910MTL+SMDH 290M J75 110.0 191.0 SMDT 3000MEL+SMDH 300M J75 60.0 135.0 SMDT 2830MTL+SMDH 280S J75 167.0 250.0 SMDT 2910MEL+SMDH 290L J75 110.0 191.0 SMDT 3000MTL+SMDH 300M J75 102.0 185.0 SMDT 2830MEL+SMDH 280M J75 167.0 250.0 SMDT 2910MTL+SMDH 290L J75 30.0 162.5 260.5 KDS 300LAK J116 28.3 102.0 185.0 SMDT 2830MTL+SMDH 280M J75 256.0 340.0 SMDT 2910MEL+SMDH 290D J75 167.0 255.0 SMDT 3000MFS+SMDH 300L J79 162.0 245.0 SMDT 2830MEL+SMDH 280L J75 256.0 340.0 SMDT 2910MTL+SMDH 290D J75 173.0 261.0 SMDT 3000MEL+SMDH 300L J75 162.0 245.0 SMDT 2830MTL+SMDH 280L J75 61.0 136.0 SMDT 2920MEL+SMDH 290S J75 173.0 261.0 SMDT 3000MTL+SMDH 300L J75 247.0 330.0 SMDT 2830MEL+SMDH 280D J75 61.0 136.0 SMDT 2920MTL+SMDH 290S J75 245.5 335.5 KDS 300DAK J116 247.0 330.0 SMDT 2830MTL+SMDH 280D J75 105.0 190.0 SMDT 2920MEL+SMDH 290M J75 259.0 345.0 SMDT 3000MFS+SMDH 300D J79 60.0 135.0 SMDT 2840MEL+SMDH 280S J75 29.2 105.0 190.0 SMDT 2920MTL+SMDH 290M J75 265.0 351.0 SMDT 3000MEL+SMDH 300D J75 60.0 135.0 SMDT 2840MTL+SMDH 280S J75 167.0 250.0 SMDT 2920MEL+SMDH 290L J75 265.0 351.0 SMDT 3000MTL+SMDH 300D J75 102.0 185.0 SMDT 2840MEL+SMDH 280M J75 167.0 250.0 SMDT 2920MTL+SMDH 290L J75 64.0 139.0 SMDT 3010MEL+SMDH 300S J75 28.4 102.0 185.0 SMDT 2840MTL+SMDH 280M J75 256.0 340.0 SMDT 2920MEL+SMDH 290D J75 64.0 139.0 SMDT 3010MTL+SMDH 300S J75 162.0 245.0 SMDT 2840MEL+SMDH 280L J75 256.0 340.0 SMDT 2920MTL+SMDH 290D J75 30.1 110.0 191.0 SMDT 3010MEL+SMDH 300M J75 162.0 245.0 SMDT 2840MTL+SMDH 280L J75 29.3 61.0 136.0 SMDT 2930MEL+SMDH 290S J75 110.0 191.0 SMDT 3010MTL+SMDH 300M J75 247.0 330.0 SMDT 2840MEL+SMDH 280D J75 61.0 136.0 SMDT 2930MTL+SMDH 290S J75 173.0 261.0 SMDT 3010MEL+SMDH 300L J75 (Blue: Flat Head ■Indexable ■High Speed Steel) (Blue: Flat Head ■Indexable ■High Speed Steel) (Blue: Flat Head ■Indexable ■High Speed Steel) The effective length (LU) is an indication of the drill's usable length; please use it as a consideration for chip evacuation, with the flute length (LCF), during drilling operations. 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