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Heavy duty combination square with a cast iron stock and an etched blade
4" tall and 1
3" (11cm) LCD screen makes it easy to see what you are doing
2 Quarter Rings
IPC Digital Joule and Watt Meter (Each) X65480 Heavy duty combination square withCapable of making direct measurement of electrical energy or power supplied to a load and is therefore a valuable tool for pupil based work as well as simplifying many demonstrations. The direct readings mean that the need for voltmeter, ammeter, stop watches and calculators is eliminated and fast and accurate results can be obtained. The science understanding can therefore be gained from scientific investigations rather than mathematical