This is the common CSA and UL standard for Hand-held motor-operated electric tools – Safety – Part 2-18: Particular requirements for strapping tools.
CSA C22.2 NO. 60745-2-18-05 (R2018)
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Hand-Held Motor-Operated Electric Tools – Safety – Part 2-18: Particular Requirements for Strapping Tools (Bi-National standard, with UL 60745-2-18)