| 摘要 |
An adjustable molded plastic brush having a unitary handle and stem, bristles mounted along an end portion of the stem by a crimped ferrule, circumferentially spaced ribs along the handle, a container cap moveably mounted on the stem and handle between the bristles and the handle ribs, the container cap having an externally threaded slotted nipple having a central bore for the handle and stem, and a circular lock nut mounted on and moveable along the handle and stem having a bore provided with internal threads engage able with the cap nipple to squeeze the portions of the cap nipple against the handle and stem when the lock nut is tightened on the cap nipple for releaseably locking the cap at a desired position along the handle and stem.
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