ANSI B175.3-2019 PDF
The requirements of ANSI/OPEI B175.3-2019 apply to: (a) Internal combustion engine-powered, hand-held, grass trimmers intended for use with flexible nonmetallic line, or other types of nonmetallic cutting attachments, and (b) Internal combustion engine-powered, hand-held, brushcutters intended for use with cutting blades and other cutting attachments.