"ferrule for" is a correct and usable phrase in written English.
It is typically used when talking about a small metal or plastic cap that is placed on the end of a handle or rod to reinforce or protect it. Example: "I need a new ferrule for my fishing rod to keep the handle from splintering."
Or would I be better off with the "premium brush series" with the polyester and natural Chinese bristles, the beavertail wood handle and the nickel ferrule for $4.51?
Did I need the "select best interior brush" with the polyester and nylon bristles and the beavertail foam handle and the brass-plated ferrule for $2.68?
I don't mean its actual efficiency but the fact that the eraser, which resembles an elongated Chiclet, pulls out of the distinctive flat ferrule by means of a tiny clamp (I'm sure there is a name for this piece of pencil hardware) and can be extended and slotted back into the ferrule for longer life — or, better yet, reversed, providing fresh edges for your precision erasure needs.
The fact that the survey also did not find a significant influence of the existence of a ferrule calls for the following comments.
A disposable black sleeve made of polyvinyl chloride was inserted at the probe tip, which was terminated in a stainless steel ferrule of 15 cm length and 6 mm diameter for extra hygiene and maximisation of the recorded signal by providing optimal overlap between the excitation and collection areas.
Performance assessment of various connectors shows that the expanded beam ferrule is favored for emerging on-board optical interconnections thanks to its scalable density and stable return-loss.
The seams of the blazer would strain with his virility, and the ferrule of his umbrella would somehow suggest the tip of a cutlass or glowing poker.
For this reason, the wave from the mirror is attenuated by the following 'trick': The mirror is slightly misaligned by a small rotation (<1°) of the cantilever about its axis, so that the returning light is not focused on the fiber core, but rather with a small lateral shift at the zirconia ferrule of the connector.
Results with a ferrule showed 92 Pa for the NiCr composite/post combination and 90.5 Pa for the cast post and core.
At the top, draw two curved lines for the ferrule (the piece that holds the eraser).
And anyway the poisoned umbrella ferrule you have to aim for someone's exposed calf is virtual too.
