The HART Power Fit Pruner Attachment is a perfect tool to expand the capabilities of your your 4-cycle, 2-cycle or 40V attachment-capable string trimmer. Use this Pruner attachment to turn your dedicated string trimmer into a powerful dedicated Pruner. With a 10-inch chainsaw blade you can create professional cuts all around your yard. Get the most out of the 10-inch pruning blade by using it to trim trees all around your property and clean up and stray branches that may be going astray. This pruner attachment can be used with HART, Ryobi, Toro, Weed Eater, Troy Bilt, Murray, Poulan Pro Trimmers and other universal brand fit power heads and trimmers. This pruner attachment is part of a large lineup of HART Power Fit attachments to help you create the yard of your dreams by getting the most out of your outdoor tools.