The GRIP-ON guarantee All GRIP-ON tools are manufatured to the highest standards and are guaranteed against either defective materials and / or workmanship when used for the purpose for which they were designed. This guarantee does not apply to tools that are worn beyond their serviceable life, abused, altered or misused in any way. GRIP-ON guarantees that in the unlikely event of failure of a tool in normal use, it ill be replace or repaired as appropriate.