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| Spherometer
(SI-PH-1177) |
Student grade with engine divided graduations. Legs and screw made of stainless steel. Spherometer; double disc, college grade with engine divided graduation legs and screw made of stainless steel.
a) Screw pitch 1mm reading to 1/100mm
b) Screw pitch 0.5 mm reading to 1/200
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