SciEd Mohs Hardness ScaleMoh's Hardness Scale was developed nearly 200 years ago by Friedrich Mohs and is used to classify minerals by hardness on a scale of 1 to 10. With the materials included, your students will have everything they need to determine and study the hardness of minerals. Featured are card mounted mineral specimens representing hardness for scales 1 through 9 that can be used as reference when testing unknown samples. Also included are additional activities

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and hobbyists

conserving the batteries

10 MHz & Period Range – BNC Connector

Diameter: 8-7/16" (225

Xytronic Item Number 44-710654

Suitable for classrooms and laboratories

40MΩ 10kΩ ±(2

And Ppt11 Hot Air Deflector Tip)

ACA: 40mA/400mA/10A +-1

Our steel pliers are built to last as the cutting edges are designed to stay sharp and last longer than other tools

But not everyone knows that engineers design everything