Effective Length by Drill Diameter ● Diameter ø25.2 to ø25.9mm ● Diameter ø25.9 to ø26.7mm ● Diameter ø26.7 to ø27.5mm 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 93.0 175.0 SMDT 2520MTL+SMDH 250M J75 151.0 235.0 SMDT 2590MTL+SMDH 260L J75 111.6 198.6 KDS 267BAK J116 145.0 230.0 SMDT 2520MEL+SMDH 250L J75 25.9 230.0 315.0 SMDT 2590MEL+SMDH 260D J75 151.0 235.0 SMDT 2670MEL+SMDH 260L J75 145.0 230.0 SMDT 2520MTL+SMDH 250L J75 230.0 315.0 SMDT 2590MTL+SMDH 260D J75 26.7 151.0 235.0 SMDT 2670MTL+SMDH 260L J75 25.2 222.0 305.0 SMDT 2520MEL+SMDH 250D J75 53.0 128.0 SMDT 2600MFS+SMDH 260S J79 230.0 315.0 SMDT 2670MEL+SMDH 260D J75 222.0 305.0 SMDT 2520MTL+SMDH 250D J75 57.0 132.0 SMDT 2600MEL+SMDH 260S J75 230.0 315.0 SMDT 2670MTL+SMDH 260D J75 305.0 388.0 SMDT 2520MEL+SMDH 250-12D J75 57.0 132.0 SMDT 2600MTL+SMDH 260S J75 57.0 132.0 SMDT 2680MEL+SMDH 260S J75 305.0 388.0 SMDT 2520MTL+SMDH 250-12D J75 86.7 179.7 KDS 260MAK J116 57.0 132.0 SMDT 2680MTL+SMDH 260S J75 54.0 129.0 SMDT 2530MEL+SMDH 250S J75 92.0 175.0 SMDT 2600MFS+SMDH 260M J79 97.0 180.0 SMDT 2680MEL+SMDH 260M J75 54.0 129.0 SMDT 2530MTL+SMDH 250S J75 97.0 180.0 SMDT 2600MEL+SMDH 260M J75 26.8 97.0 180.0 SMDT 2680MTL+SMDH 260M J75 93.0 175.0 SMDT 2530MEL+SMDH 250M J75 97.0 180.0 SMDT 2600MTL+SMDH 260M J75 151.0 235.0 SMDT 2680MEL+SMDH 260L J75 93.0 175.0 SMDT 2530MTL+SMDH 250M J75 26.0 141.7 234.7 KDS 260LAK J116 151.0 235.0 SMDT 2680MTL+SMDH 260L J75 25.3 145.0 230.0 SMDT 2530MEL+SMDH 250L J75 146.0 230.0 SMDT 2600MFS+SMDH 260L J79 230.0 315.0 SMDT 2680MEL+SMDH 260D J75 145.0 230.0 SMDT 2530MTL+SMDH 250L J75 151.0 235.0 SMDT 2600MEL+SMDH 260L J75 230.0 315.0 SMDT 2680MTL+SMDH 260D J75 222.0 305.0 SMDT 2530MEL+SMDH 250D J75 151.0 235.0 SMDT 2600MTL+SMDH 260L J75 58.0 133.0 SMDT 2690MEL+SMDH 270S J75 222.0 305.0 SMDT 2530MTL+SMDH 250D J75 214.7 304.7 KDS 260DAK J116 58.0 133.0 SMDT 2690MTL+SMDH 270S J75 305.0 388.0 SMDT 2530MEL+SMDH 250-12D J75 225.0 310.0 SMDT 2600MFS+SMDH 260D J79 99.0 180.0 SMDT 2690MEL+SMDH 270M J75 305.0 388.0 SMDT 2530MTL+SMDH 250-12D J75 230.0 315.0 SMDT 2600MEL+SMDH 260D J75 26.9 99.0 180.0 SMDT 2690MTL+SMDH 270M J75 54.0 129.0 SMDT 2540MEL+SMDH 250S J75 230.0 315.0 SMDT 2600MTL+SMDH 260D J75 156.0 240.0 SMDT 2690MEL+SMDH 270L J75 54.0 129.0 SMDT 2540MTL+SMDH 250S J75 57.0 132.0 SMDT 2610MEL+SMDH 260S J75 156.0 240.0 SMDT 2690MTL+SMDH 270L J75 93.0 175.0 SMDT 2540MEL+SMDH 250M J75 57.0 132.0 SMDT 2610MTL+SMDH 260S J75 239.0 325.0 SMDT 2690MEL+SMDH 270D J75 93.0 175.0 SMDT 2540MTL+SMDH 250M J75 97.0 180.0 SMDT 2610MEL+SMDH 260M J75 239.0 325.0 SMDT 2690MTL+SMDH 270D J75 25.4 145.0 230.0 SMDT 2540MEL+SMDH 250L J75 26.1 97.0 180.0 SMDT 2610MTL+SMDH 260M J75 53.0 128.0 SMDT 2700MFS+SMDH 270S J79 145.0 230.0 SMDT 2540MTL+SMDH 250L J75 151.0 235.0 SMDT 2610MEL+SMDH 260L J75 58.0 133.0 SMDT 2700MEL+SMDH 270S J75 222.0 305.0 SMDT 2540MEL+SMDH 250D J75 151.0 235.0 SMDT 2610MTL+SMDH 260L J75 58.0 133.0 SMDT 2700MTL+SMDH 270S J75 222.0 305.0 SMDT 2540MTL+SMDH 250D J75 230.0 315.0 SMDT 2610MEL+SMDH 260D J75 85.9 179.9 KDS 270MAK J116 305.0 388.0 SMDT 2540MEL+SMDH 250-12D J75 230.0 315.0 SMDT 2610MTL+SMDH 260D J75 94.0 175.0 SMDT 2700MFS+SMDH 270M J79 305.0 388.0 SMDT 2540MTL+SMDH 250-12D J75 57.0 132.0 SMDT 2620MEL+SMDH 260S J75 99.0 180.0 SMDT 2700MEL+SMDH 270M J75 50.0 125.0 SMDT 2550MFS+SMDH 250S J79 57.0 132.0 SMDT 2620MTL+SMDH 260S J75 99.0 180.0 SMDT 2700MTL+SMDH 270M J75 54.0 129.0 SMDT 2550MEL+SMDH 250S J75 97.0 180.0 SMDT 2620MEL+SMDH 260M J75 27.0 145.9 239.9 KDS 270LAK J116 54.0 129.0 SMDT 2550MTL+SMDH 250S J75 26.2 97.0 180.0 SMDT 2620MTL+SMDH 260M J75 151.0 235.0 SMDT 2700MFS+SMDH 270L J79 82.6 174.6 KDS 255MAK J116 151.0 235.0 SMDT 2620MEL+SMDH 260L J75 156.0 240.0 SMDT 2700MEL+SMDH 270L J75 88.0 170.0 SMDT 2550MFS+SMDH 250M J79 151.0 235.0 SMDT 2620MTL+SMDH 260L J75 156.0 240.0 SMDT 2700MTL+SMDH 270L J75 93.0 175.0 SMDT 2550MEL+SMDH 250M J75 230.0 315.0 SMDT 2620MEL+SMDH 260D J75 219.9 309.9 KDS 270DAK J116 93.0 175.0 SMDT 2550MTL+SMDH 250M J75 230.0 315.0 SMDT 2620MTL+SMDH 260D J75 234.0 320.0 SMDT 2700MFS+SMDH 270D J79 137.6 229.6 KDS 255LAK J116 57.0 132.0 SMDT 2630MEL+SMDH 260S J75 239.0 325.0 SMDT 2700MEL+SMDH 270D J75 25.5 140.0 225.0 SMDT 2550MFS+SMDH 250L J79 57.0 132.0 SMDT 2630MTL+SMDH 260S J75 239.0 325.0 SMDT 2700MTL+SMDH 270D J75 145.0 230.0 SMDT 2550MEL+SMDH 250L J75 97.0 180.0 SMDT 2630MEL+SMDH 260M J75 58.0 133.0 SMDT 2710MEL+SMDH 270S J75 145.0 230.0 SMDT 2550MTL+SMDH 250L J75 26.3 97.0 180.0 SMDT 2630MTL+SMDH 260M J75 58.0 133.0 SMDT 2710MTL+SMDH 270S J75 204.6 294.6 KDS 255DAK J116 151.0 235.0 SMDT 2630MEL+SMDH 260L J75 99.0 180.0 SMDT 2710MEL+SMDH 270M J75 217.0 300.0 SMDT 2550MFS+SMDH 250D J79 151.0 235.0 SMDT 2630MTL+SMDH 260L J75 27.1 99.0 180.0 SMDT 2710MTL+SMDH 270M J75 222.0 305.0 SMDT 2550MEL+SMDH 250D J75 230.0 315.0 SMDT 2630MEL+SMDH 260D J75 156.0 240.0 SMDT 2710MEL+SMDH 270L J75 222.0 305.0 SMDT 2550MTL+SMDH 250D J75 230.0 315.0 SMDT 2630MTL+SMDH 260D J75 156.0 240.0 SMDT 2710MTL+SMDH 270L J75 300.0 384.0 SMDT 2550MFS+SMDH 250-12D J79 57.0 132.0 SMDT 2640MEL+SMDH 260S J75 239.0 325.0 SMDT 2710MEL+SMDH 270D J75 305.0 388.0 SMDT 2550MEL+SMDH 250-12D J75 57.0 132.0 SMDT 2640MTL+SMDH 260S J75 239.0 325.0 SMDT 2710MTL+SMDH 270D J75 305.0 388.0 SMDT 2550MTL+SMDH 250-12D J75 97.0 180.0 SMDT 2640MEL+SMDH 260M J75 58.0 133.0 SMDT 2720MEL+SMDH 270S J75 54.0 129.0 SMDT 2560MEL+SMDH 250S J75 26.4 97.0 180.0 SMDT 2640MTL+SMDH 260M J75 58.0 133.0 SMDT 2720MTL+SMDH 270S J75 54.0 129.0 SMDT 2560MTL+SMDH 250S J75 151.0 235.0 SMDT 2640MEL+SMDH 260L J75 99.0 180.0 SMDT 2720MEL+SMDH 270M J75 J 93.0 175.0 SMDT 2560MEL+SMDH 250M J75 151.0 235.0 SMDT 2640MTL+SMDH 260L J75 27.2 99.0 180.0 SMDT 2720MTL+SMDH 270M J75 93.0 175.0 SMDT 2560MTL+SMDH 250M J75 230.0 315.0 SMDT 2640MEL+SMDH 260D J75 156.0 240.0 SMDT 2720MEL+SMDH 270L J75 25.6 145.0 230.0 SMDT 2560MEL+SMDH 250L J75 230.0 315.0 SMDT 2640MTL+SMDH 260D J75 156.0 240.0 SMDT 2720MTL+SMDH 270L J75 Drilling 145.0 230.0 SMDT 2560MTL+SMDH 250L J75 53.0 128.0 SMDT 2650MFS+SMDH 260S J79 239.0 325.0 SMDT 2720MEL+SMDH 270D J75 222.0 305.0 SMDT 2560MEL+SMDH 250D J75 57.0 132.0 SMDT 2650MEL+SMDH 260S J75 239.0 325.0 SMDT 2720MTL+SMDH 270D J75 222.0 305.0 SMDT 2560MTL+SMDH 250D J75 57.0 132.0 SMDT 2650MTL+SMDH 260S J75 58.0 133.0 SMDT 2730MEL+SMDH 270S J75 305.0 388.0 SMDT 2560MEL+SMDH 250-12D J75 86.8 179.8 KDS 265MAK J116 58.0 133.0 SMDT 2730MTL+SMDH 270S J75 305.0 388.0 SMDT 2560MTL+SMDH 250-12D J75 92.0 175.0 SMDT 2650MFS+SMDH 260M J79 99.0 180.0 SMDT 2730MEL+SMDH 270M J75 Solid 54.0 129.0 SMDT 2570MEL+SMDH 250S J75 96.0 179.0 SMDT 2650MB+SMDH 260B3 J81 27.3 99.0 180.0 SMDT 2730MTL+SMDH 270M J75 54.0 129.0 SMDT 2570MTL+SMDH 250S J75 97.0 180.0 SMDT 2650MEL+SMDH 260M J75 156.0 240.0 SMDT 2730MEL+SMDH 270L J75 Special 93.0 175.0 SMDT 2570MEL+SMDH 250M J75 97.0 180.0 SMDT 2650MTL+SMDH 260M J75 156.0 240.0 SMDT 2730MTL+SMDH 270L J75 93.0 175.0 SMDT 2570MTL+SMDH 250M J75 26.5 107.6 193.6 KDS 265BAK J116 239.0 325.0 SMDT 2730MEL+SMDH 270D J75 Indexable 25.7 145.0 230.0 SMDT 2570MEL+SMDH 250L J75 141.8 234.8 KDS 265LAK J116 239.0 325.0 SMDT 2730MTL+SMDH 270D J75 145.0 230.0 SMDT 2570MTL+SMDH 250L J75 146.0 230.0 SMDT 2650MFS+SMDH 260L J79 58.0 133.0 SMDT 2740MEL+SMDH 270S J75 Reamer 222.0 305.0 SMDT 2570MEL+SMDH 250D J75 151.0 235.0 SMDT 2650MEL+SMDH 260L J75 58.0 133.0 SMDT 2740MTL+SMDH 270S J75 Brazed 222.0 305.0 SMDT 2570MTL+SMDH 250D J75 151.0 235.0 SMDT 2650MTL+SMDH 260L J75 99.0 180.0 SMDT 2740MEL+SMDH 270M J75 305.0 388.0 SMDT 2570MEL+SMDH 250-12D J75 214.8 304.8 KDS 265DAK J116 27.4 99.0 180.0 SMDT 2740MTL+SMDH 270M J75 Others 305.0 388.0 SMDT 2570MTL+SMDH 250-12D J75 225.0 310.0 SMDT 2650MFS+SMDH 260D J79 156.0 240.0 SMDT 2740MEL+SMDH 270L J75 54.0 129.0 SMDT 2580MEL+SMDH 250S J75 230.0 315.0 SMDT 2650MEL+SMDH 260D J75 156.0 240.0 SMDT 2740MTL+SMDH 270L J75 54.0 129.0 SMDT 2580MTL+SMDH 250S J75 230.0 315.0 SMDT 2650MTL+SMDH 260D J75 239.0 325.0 SMDT 2740MEL+SMDH 270D J75 93.0 175.0 SMDT 2580MEL+SMDH 250M J75 57.0 132.0 SMDT 2660MEL+SMDH 260S J75 239.0 325.0 SMDT 2740MTL+SMDH 270D J75 93.0 175.0 SMDT 2580MTL+SMDH 250M J75 57.0 132.0 SMDT 2660MTL+SMDH 260S J75 53.0 128.0 SMDT 2750MFS+SMDH 270S J79 25.8 145.0 230.0 SMDT 2580MEL+SMDH 250L J75 97.0 180.0 SMDT 2660MEL+SMDH 260M J75 58.0 133.0 SMDT 2750MEL+SMDH 270S J75 145.0 230.0 SMDT 2580MTL+SMDH 250L J75 26.6 97.0 180.0 SMDT 2660MTL+SMDH 260M J75 58.0 133.0 SMDT 2750MTL+SMDH 270S J75 222.0 305.0 SMDT 2580MEL+SMDH 250D J75 151.0 235.0 SMDT 2660MEL+SMDH 260L J75 86.0 180.0 KDS 275MAK J116 222.0 305.0 SMDT 2580MTL+SMDH 250D J75 151.0 235.0 SMDT 2660MTL+SMDH 260L J75 94.0 175.0 SMDT 2750MFS+SMDH 270M J79 305.0 388.0 SMDT 2580MEL+SMDH 250-12D J75 230.0 315.0 SMDT 2660MEL+SMDH 260D J75 27.5 99.0 180.0 SMDT 2750MEL+SMDH 270M J75 305.0 388.0 SMDT 2580MTL+SMDH 250-12D J75 230.0 315.0 SMDT 2660MTL+SMDH 260D J75 99.0 180.0 SMDT 2750MTL+SMDH 270M J75 57.0 132.0 SMDT 2590MEL+SMDH 260S J75 57.0 132.0 SMDT 2670MEL+SMDH 260S J75 146.0 240.0 KDS 275LAK J116 57.0 132.0 SMDT 2590MTL+SMDH 260S J75 57.0 132.0 SMDT 2670MTL+SMDH 260S J75 151.0 235.0 SMDT 2750MFS+SMDH 270L J79 25.9 97.0 180.0 SMDT 2590MEL+SMDH 260M J75 26.7 96.0 179.0 SMDT 2670MB+SMDH 260B3 J81 156.0 240.0 SMDT 2750MEL+SMDH 270L J75 97.0 180.0 SMDT 2590MTL+SMDH 260M J75 97.0 180.0 SMDT 2670MEL+SMDH 260M J75 156.0 240.0 SMDT 2750MTL+SMDH 270L J75 151.0 235.0 SMDT 2590MEL+SMDH 260L J75 97.0 180.0 SMDT 2670MTL+SMDH 260M J75 234.0 320.0 SMDT 2750MFS+SMDH 270D J79 (Blue: Flat Head ■Indexable ■High Speed Steel) (Blue: Flat Head ■Indexable ■High Speed Steel) (Blue: Flat Head ■Indexable ■High Speed Steel) J1-19 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.