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Measuring Instruments, PDF, Machining
Blades: 4 to 84 inch ; Number of blades (leaves): 51 ; Number of groups: 3 For gaging of American National or US Standard 60 degree threads; Locking
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Mitutoyo 188-102 Pitch Gauges, 4-60 TPI, Whitworth Screw, 55 Degrees, 28 Leaves, 188 Series
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Value Collection - 16 Leaf, 1 to 12 TPI Range, Screw Pitch Gage - 63326367 - MSC Industrial Supply
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Grip 35428 Thread Pitch Gauge MM & SAE : : Tools & Home Improvement