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J11 Force
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J11.01.68 Force Disc
Description and Notes
J11.01.68 Force Disc
Specification
J11.01.68 Force Disc
Including a ruler 15cm, aluminium block 0.5x2.5x7.5cm, 1.2x1.2x1.2cm; steel ball Dia.0.8cm, glass ball Dia.0.8cm.
