High Temperture Marker - Marks Hot Steel 400° - 1800° FKey Benefits: Marks will not run, char, discolor, peel or crack.Marks are weather- and fade-resistant.Available size:Dimeter x Length12mmx100mm13mmx100mm15mmx150mm20mmx150mm25mmx150mmKey Applications: Mark very hot coils, billets, slabs, bars, and ingots. Markal PK Paintstik Marker - Marks remove in pickling baths.Marks are removed completely in any standard acid pickling bath.No ghosting image on the metal surface.Marks on hot steel coils.Marks will not run, char or discolor.Pack: 20PCS/box 600PCS/carton, or1200PCS/carton