STEP files of non‑magnetic cylindrical female and male components, with varying lengths and opening sizes.

F_1.2CM_2MM (Figure 2B Number 32)

M_1.2CM_2MM (Figure 2B Number 31)

F_1CM_2MM (Figure 2C Number 52)

M_1CM_2MM (Figure 2C Number 51)

F_1CM_1.8MM (Figure 3F Number 41)

M_1CM_1.8MM (Figure 3F Number 41)

F_1CM_1.6MM (Figure 3F Number 42)

M_1CM_1.6MM (Figure 3F Number 42)

F_1CM_1.4MM (Figure 3F Number 43)

M_1CM_1.4MM (Figure 3F Number 43)

F_1CM_1.2MM (Figure 3F Number 44)

M_1CM_1.2MM (Figure 3F Number 44)

STEP files of non‑magnetic rounded female and male components.

F_1CM_2MM (Figure 2D Number 72)

M_1CM_2MM (Figure 2D Number 71)

STEP files of non‑magnetic rounded including a ring female and male components

F_1CM_2MM (Figure 2E Number 92)

M_1CM_2MM (Figure 2E Number 91)

Ring (Figure 2E Number 93)

STEP files of magnetic cylindrical female and male components.

F_1CM_2MM (Figure 2A Number 18)

M_1CM_2MM (Figure 2A Number 17)

STEP files of manufacturing embodiments:

Figure 5A

Figure 5B

Figure 5C

Figure 5D

Pictures:

Figure 1A

Figure 1B

Figure 1C

Figure 1D

Figure 1E