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United States (English)VP3b
A hypodermic stainless steel tube of external diameter 1.5mm.
The length is normally 10mm to 80mm.
Fibre separation is 0.25mm for a shallower measurement.
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VP3b needle probe
A hypodermic stainless steel tube of external diameter 1.5mm.
The length is normally 10mm to 80mm.
Fibre separation is 0.25mm for a shallower measurement.
VP3b needle probe
