3/4-7/8" X 7" Arbor- 3-1/4" Sleeve Expanding Mandrel 2 Piece KitMfr #: 3902 3056 Made of 64Mn high grade tool steel. Precision ground and heat treated for maximum concentricity and holding power. Center holes are ground and lapped. The automatic expansion feature can be utilized on any bore (standard or no standard) within the range of the mandrel. Arbors are tapered, sleeves are flexible and Size is obtained by moving sleeve along arbor.
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product description
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Mfr #: 3902-3056
Made of 64Mn high grade tool steel.
Precision ground and heat treated for maximum concentricity and holding power.
Center holes are ground and lapped.
The automatic expansion feature can be utilized on any bore (standard or no-standard) within the range of the mandrel.
Arbors are tapered, sleeves are flexible and Size is obtained by moving sleeve along arbor.