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ASTM D2596 Auto Lubricant Anti Wear Performance Tester ASTM D4172 Four Ball Wear Test Machine, Find Details and Price about Four Ball Wear Test Machine ASTM D2596 from ASTM D2596 Auto Lubricant Anti Wear Performance Tester ASTM D4172 Four Ball Wear Test Machine - Hunan Addition Instruments and Apparatus Co., Ltd.