Machinable Expanding Arbor Set

Wettstein Tool™ machinable expanding arbors are precision-engineered for custom work-holding applications that demand maximum accuracy and flexibility. Manufactured by Wettstein Tool™, these expanding arbors are designed to be machined to exact part specifications, ensuring optimal concentricity and secure internal gripping. Ideal for holding thin-walled or delicate components, they provide uniform expansion while minimizing distortion during turning and grinding operations. Built from premium materials sourced in the U.S.A. and held to tight tolerances, Wettstein Tool™ machinable expanding arbors help improve repeatability, surface finish, and overall machining productivity.An effective and economical means for internal chucking. Easy Machinability and operation. Available individually or in complete sets with wrenches.

Set Includes Expanding Arbors 0.250" - 1-1/4" and wrenches all in one convenient base for organization.