型號     外徑/內(nèi)徑  2號針頭  3號針頭   5號針頭   定制5號針頭，AS   定制2/3/4號針頭

          （mm）

  31    0.26x0.13                                                   7750-22

  30    0.31x0.16                                                   7750-21

  29    0.34x0.18                                                   7750-20

  28    0.36x0.18                                                   7750-19

  27    0.41x0.21                                                   7750-18

  26s   0.47x0.13   90139    90539     7746-12     7752-19           7750-24

  26    0.46x0.26   90126    90533     7746-10     7752-17           7750-17

  25s   0.52x0.15                                  7752-21           7750-26

  25    0.51x0.26   90125    90525     7746-09     7752-16           7750-16

  24    0.57x0.31   90124    90524     7746-08     7752-15           7750-15

  23s   0.64x0.09                                  7752-20           7750-25

  23    0.64x0.34   90123    90523     7746-07     7752-14           7750-14

  22s   0.72x0.15   90138    90534     7746-11     7752-18           7750-23

  22    0.72x0.41   90122    90134     7746-06     7752-13           7750-13

  21    0.82x0.51   90121    90521     7746-05     7752-12           7750-12

  20    0.91x0.60   90120    90520     7746-04     7752-11           7750-11

  19    1.07x0.69                                  7752-10           7750-10

  18    1.27x0.84                      7746-03     7752-09           7750-09

  17    1.47x1.07                      7746-02     7752-08           7750-08

  16    1.65x1.19                      7746-01     7752-07           7750-07

  15    1.83x1.37                                  7752-06           7750-06

  14    2.11x1.60                                  7752-05           7750-05

  13    2.41x1.80                                  7752-04           7750-04

  12    2.77x2.16                                  7752-03           7750-03

  11    3.05x2.39                                  7752-02           7750-02

  10    3.40x2.69                                  7752-01           7750-01