Vitrex 10 2080 Tile Marking Pencils (2) Assorted

Amazon

Two wax pencils Not suitable for porous tiles. Suitable for marking out tiles, glass, plastic, metal and paper Package Dimensions: 25.0 L x 2.0 H x 4.2 W (centimeters), Weight: 0.07 Pounds, Manufacturer: Vitrex

Zoro Tools

These Vitrex 10 2080 Tile Marking Pencils are suitable for marking out tiles, glass, plastic and metal. They are not suitable for porous or porcelain tiles. Pack of 2, one red and one black marker.