HHIP 1/2-9/16″ X 5″ X 2-1/2″ SLEEVE EXPANDING MANDREL 2 PIECE KIT (3902-3050)

Description

1/2-9/16″ Expanding Mandrel Set with 5″ Length of Arbor and 2-1/2″ Length of Sleeve ~ 2 pieces per set. ~ Made of 64Mn high grade tool steel. ~ Precision ground and heat treated for maximum concentricity and holding power. ~ Arbor hardness is HRC55-60 and sleeve is HRC44-48. ~ Center holes are ground and lapped. ~ The automatic expansion feature can be utilized on any bore (standard or non-standard) within the range of the mandrel. ~ Arbors are tapered and sleeves are flexible. ~ Size is obtained by moving the sleeve along the arbor. 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 non-standard) within the range of the mandrel. Arbors are tapered and sleeves are flexible. Size is obtained by moving the sleeve along the arbor.