Sand, Gravel and Crushed Stone Sliderule Calculator

Sand, Gravel and Crushed Stone Sliderule Calculator

$14.50

This slide rule calculator serves as a tool for performing mathematical calculations, supporting STEM education.

This is a simple to use sliderule calculator. Just follow the instructions printed right on the slide itself and the calculations are done for you.

Features

Calculates quantity of sand, gravel or crushed stone needed to cover and area
Made in USA!!!!!
Very easy to use.
Great Christmas gift for the contractor in your life!!

Additional information

Dimensions	20.3 × 3.8 × 0.3 in

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