Corners: D.Leonardt has been manufacturing Metal Corners since 1970.
It is the world’s leading supplier of quality corners for Diaries and supplies a wide range of metal corners in many shapes and sizes for a wide variety of products which benefit from them including: diaries/agendas, luxury leathergoods, small leathergoods, wedding/photograph albums, menu covers, pattern and carpet books, binders, portfolios and stationery products."

Our corners are extremely versatile and their use is not restricted to their historic product description
Pen Parts:
D.Leonardt has been manufacturing pen nibs since 1856.
Its wide range covers nibs for both Fountain pens and Dip Pens and includes Calligraphy Nibs for both professional and amateur and “Butterfly” Nibs for fountain pens (see Link to Manuscript).
The Company also supplies a wide range of pen clips.
Picture Mirror
and Furniture
Fittings:
D.Leonardt manufactures and distributes the Grastock range of metal pressings for the Picture, Mirror and Furniture industries.
General
Presswork:
D.Leonardt supplies high quality precision pressings in accordance with customer requirements and has many years’ experience in a very wide range of small precision metal pressings. We have in-house design and tooling including CAD/CAM, in-house finishing and a range of presses including high speed Bruderers.
Sub-Contract
Finishing Plating
and Polishing:
D. Leonardt offers sub-contract finishing, polishing and plating of high volume small – medium sized metal components including: fastenings, clips, springs, nibs, corners, rivets, eyelets, turned parts, die casts, battery cans, hinges, and metal hardware.

We specialise in decorative and quality finishing at competitive cost.
  D. Leonardt is ISO 9001: 2000 registered and has a strong commitment to Quality and Customer Service.