Proof Plane

Code: ph0874 22

Sturdy, 9mm ebonite rod proof plane, with 25mm metal disc and insulated handle. Ann ideal tool with which to transfer small amounts of energy from a charged object in order to study the distributio...


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£2.60 EACH
£3.12 inc. VAT

Sturdy, 9mm ebonite rod proof plane, with 25mm metal disc and insulated handle. Ann ideal tool with which to transfer small amounts of energy from a charged object in order to study the distribution of charge.

  • Brass disc with ebonite rod attached
  • Height of item: 3.5″
  • Diameter of disc: 1.5″
  • Rod diameter: 9mm

This product has met the following criteria: