For OD clamping with Form Holding Clamps (CP125). The jaws are machined to receive a workpiece. When the clamp is tightened, the center of the jaws is pulled down, tilting the jaw sections toward the center. The clamping stroke of each jaw section is 0.15 mm. Furnished parts include: O-ring (1), locking ring (1), BHCS (1). The jaws are made from A7075 aluminum with a blue finish. The locking ring is made from 1045 steel with a black oxide finish.