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The pressure plate retracts against torque springs by magnetic force when the magnet is energized
Step Down Adapters are ideal for making the shaft smaller
Click here for spec sheets: SUCSP Spec Sheet
Click here for spec sheet: SBF Spec Sheet
GH27B Cast Iron Change Gear 1/4" ID The pressure plate retracts againstBoston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gear change gears are manufactured with a double key to accept the compound steel bushings that connect two gears together, allowing them to spin on an intermediate shaft. The change gears we stock range from 20 tooth through 128 tooth gears, in one tooth increments, depending upon the diametrical pitch, for a
