Taper shank twist drill, Long series

    Norm: DIN341, GB1439
    Material: HSS, HSS-E
    Surface: Bright, Black 

    Size Flute
    Length
    Overall
    length
    Shank   Size Flute
    Length
    Overall
    length
    Shank   Size Flute
    Length
    Overall
    length
    Shank
    d l L M.T. No   d l L M.T. No   d l L M.T. No
    6.0 80 161 1   14.0 142 223 1   25.0 206 327 3
    6.5 86 167 1   14.5 147 245 2   26.0 214 335 3
    6.8 93 174 1   15.0 147 245 2   27.0 222 343 3
    7.0 93 174 1   15.5 153 251 2   28.0 222 343 3
    7.5 93 174 1   16.0 153 251 2   29.0 230 351 3
    8.0 93 174 1   16.5 159 257 2   30.0 230 351 3
    8.5 93 174 1   17.0 159 257 2   31.0 239 360 3
    9.0 107 188 1   17.5 165 263 2   32.0 248 397 4
    9.5 107 188 1   18.0 165 263 2   33.0 248 397 4
    10.0 116 197 1   18.5 171 269 2   34.0 257 406 4
    10.2 116 197 1   19.0 171 269 2   35.0 257 406 4
    10.5 116 197 1   19.5 177 275 2   36.0 267 416 4
    10.8 125 206 1   20.0 177 275 2   37.0 267 416 4
    11.0 125 206 1   20.5 184 282 2   38.0 277 426 4
    11.5 125 206 1   21.0 184 282 2   39.0 277 426 4
    12.0 134 215 1   21.5 191 289 2   40.0 277 426 4
    12.5 134 215 1   22.0 191 289 2   42.0 287 436 4
    12.7 134 215 1   22.5 191 289 2   45.0 298 447 4
    13.0 134 215 1   23.0 198 296 2   48.0 321 470 4
    13.5 142 223 1   24.0 206 327 3   50.0 321 470 4