Please note: All interim revisions for this edition available at time of your purchase will be included.

These requirements cover walk-behind gasoline-engine-powered, ground-supported edgers and edger-trimmers that employ rigid cutting members, the diameter of which is not more than 12 inches (305 mm).

These requirements also cover hand-supported, portable, gasoline-engine-powered edgers having at least one ground-support and employing a rigid cutting member that has a diameter of not more than 12 inches (305 mm).

These requirements do not cover gasoline-powered edgers and edger-trimmers that employ a cutting means:

1. That has a maximum tip-speed of more than 12,000 surface feet per minute (3660 surface meters per minute); or
2. That is made of nonmetallic flexible line.

These requirements do not cover accessories or attachments provided for the purpose of digging or cutting materials other than earth and grass.

A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this standard, and that involves a risk of fire or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the level of safety as originally anticipated by the intent of this standard. A product whose features, characteristics, components, materials, or systems conflict with specific requirements or provisions of this standard does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance with the methods employed for development, revision, and implementation of this standard.