includes three interchangeable suction cups which allows use on virtually any size ... lapping tool 1 replacement 1-5/16 cups 1-3/4 valve facer replacement chucks ... chuck shaft valve tools part model 680 2001 2075 cylinder head rebuilding accuracy ... -grip spring loaded plunger replacement cups fits kwik-way sioux chucks .120 .160 ... .551 three styles to fit your needs cup size 3/4 1-5/16 1-3/16 1-5/16 5/8 ... 1/8 1-3/8 3/4 1 1-1/4 3/4 vacuum cup 1 vacuum cup 1-1/4 vacuum cup part ... slw1013 slw1014 part collet valve holders 1/2 adaptor chucks for small valves ... gp stellite shape offset offset cup offset straight straight straight ... 645,622,620,624,6024 645,680,956,6024,2001,207 5 645,624,6024 680,956,2001,2075 680, ... 956,2001,2075 680,956,2001,2075 680,956,2001,2075 685l 685l part sx78e sx78a si81 si83 ...