A new series of flexible shafts with casings from SDP are designed for power drive assemblies. A new series of flexible steel cable shafts designed for power drive assemblies has been introduced by Stock Drive Products (an ISO 9001 manufacturer). Identified as the A 7Z10- Series, they have a vinyl covered flexible steel casing. These units range from .130" to .250" in diameter and from 24" to 36" in length. The minimum operating radius for .130" dia. is 3" and 4" for all others. They have a curvature radius ranging from 25" to 4". A new series of flexible shafts with casings from SDP are designed for remote control assemblies. new series of flexible shafts designed for remote control assemblies has been introduced by Stock Drive Products (an ISO 9001 manufacturer). Identified as the A 7C13M (Metric) and A 7C13-(Inch) Series, they are designed to be panel mounted without casing. These units range from 3.3 mm to 4.8 mm (.130" to .187") in diameter and from 76 mm to 355 mm (3" to 14") in length. They are designed to operate in a manual mode and have a curvature radius ranging from 500 mm to 38 mm (20" to 1.5").