Based on this product's specifications, here are some alternatives and similar models
Measuring Tip INSIZE model 6282-1702 cylindrical M2.5, Ø0.45 mm, length 5 mm
Summary description:
Replacement measuring tip from INSIZE (MPN 6282-1702) designed as a cylindrical probe for M2.5 mounting. Tip diameter is 0.45 mm with a length of 5 mm. Intended for precision measuring instruments and indicators requiring a small-diameter cylindrical contact point; suitable for tight or small-feature measurements where fine probe contact is needed.