Spreading Calipers
  • Based on the same dimensions and design as the classic instrument that has been used by anthropologists since the beginning of last century but updated with modern materials and utilizing state of the art manufacturing techniques.

    • Main body is machined out of aircraft grade 1/4 inch aluminum plate.
    • Scale is machined stainless and permanently laser engraved 0 - 30 cm in 1mm increments.
    • Measuring surface options:
      •  Ground stainless steel ball ends
        • Assure accuracy after long term use
        • Prevent damage to the measured specimen.
      • Ground pointed ends
        • For precise measurement. 
    • Joint surface utilizes a stainless steel contact plate to afford even friction along the measurement range eliminating the need for a thumb lock. 
    • Entire unit weighs in at less than 5 and 1/2 ounces. 
    • Main body dimensions are 12" x 4" when closed.
    • ASME standardized.

    Spreading Calipers