Quantum1 Super Fast (#491) 10:1 Single Step Repair Technology gives the speed needed in winter temperatures or for spot repairs. Each 825-ml cartridge is packaged with four ratio-check tips, a cap and an instruction sheet. It can be dispensed with or without the ratio-check tip. Quantum1 adds value to a shop’s metal refinishing process by eliminating the need for finishing putty. Quantum1 is specially formulated to have a tight, non-porous surface that's ideal for direct primer application and assures a 50-percent increase in shop productivity and a 20-percent savings on material.