Eilert Janßen on X: "@DavidMith1 It's the Faber Castell TEKAGRAPH 9603 and the CRITERIUM 2113. I would try getting a TEKAGRAPH - it's well balanced and only 11 grams - lead included.
![Amazon.com : Faber Castell Mechanical Pencil, TK Fine Vario, 0.7mm (135700) : Mechanical Pencils : Office Products Amazon.com : Faber Castell Mechanical Pencil, TK Fine Vario, 0.7mm (135700) : Mechanical Pencils : Office Products](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/21ULE3Czd7L._AC_UF350,350_QL80_.jpg)
Amazon.com : Faber Castell Mechanical Pencil, TK Fine Vario, 0.7mm (135700) : Mechanical Pencils : Office Products
![Amazon.com : Faber Castell Mechanical Pencil, TK Fine Vario, 0.5mm (135500) : Mechanical Pencils : Office Products Amazon.com : Faber Castell Mechanical Pencil, TK Fine Vario, 0.5mm (135500) : Mechanical Pencils : Office Products](https://images-na.ssl-images-amazon.com/images/W/MEDIAX_792452-T2/images/I/41gXxNMvCEL._AC_UL210_SR210,210_.jpg)