P701.029 SPHERMETER

Description

Brass dial head about 40mm dia. Divided in 100 parts registering on vertical scale 10-0. 10mm. on metal black painted frame.

Lead screw and three legs (40mm. separation) are of mild steel.
TYPE              SCREW PITCH         READING

  1.                         1MM                            0.01MM
  2.                        0.5MM                          0.0005MM

 

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