This professional quality kit contains everything required for scratch repair, graffiti damage, acid etching, water marks, acid stains, lime scale deposits. The kit has been designed for use by glass repairers, body shops, builders, cleaning companies, car detailers, car care centres, SMART repair professionals & any other business looking to add extra profit to their business or to repair their own glass damage in house. It contains full instructions & enough consumables for 20 -25 repairs. This 2" (50mm) & 3" (75mm) Professional kit is ideal for repairing scratch damage & will repair all types of glass. From a minor scuff to deeper damage this kit will enable you to repair all types of damage to all types of glass. This kit can be used on any type of glass.