Type à Collerette
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CARACTÉRISTIQUES: Precision tooling ball used as a reference point for critical inspection, layout, and machining operations. Shoulder type has a precision height-reference shoulder to locate the ball in three dimensions. Concentricity between ball and shank is .005mm TIR.
TAILLES: Available with the following ball diameters, in various shank diameters and lengths — see Dimensions page for part numbers, and Size Comparison page for a group photo of all sizes:| | 1/4" | | 6mm | | | 3/8" | | — | | | 1/2" | | 12mm | | | 3/4" | | — |
MATÉRIAU (UNE PIÉCE): 1144 steel, heat treated Rc 54-56.
MATÉRIAU (DEUX PIÉCE SOUDÉ): Ball > 52100 steel, heat treated Rc 54-56. Shank > 1018 steel. |
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