Based on this product's specifications, here are some alternatives and similar models
Permanent marker Uni NO-380 black, chisel tip 1.0–4.5 mm, model UNNO380B/DCA
Summary description:
Uni NO-380 is a permanent marker in black with a chisel (slanted) tip providing variable line widths from 1.0 to 4.5 mm. Designed for durable, fade-resistant marking on paper, cardboard, plastic and many other surfaces, it suits labeling, packaging, industrial marking and general office use. Model UNNO380B/DCA offers consistent ink flow and long-lasting performance.