Pole Saws by DEWALT. Details:Get the versatility and edging power you need to get the job done with the DEWALT Universal Edger Attachment. This adaptable add-on will conveniently change your attachment-capable power head into an edger. Tackle a variety of tasks with a durable 7-1/2 in. hardened steel blade that can be adjusted to a depth of up to 2-1/2 in. to take on a wider range of work. Additional attachments are available to convert into other outdoor tools.