Festool 577663 HKC 55 EBI-F-Set-FSK250 Cordless Carpentry Saw is designed to make exact and repeated cuts quickly and accurately anywhere, eliminating the need to take materials to a miter saw or compromise accuracy with a standard circular saw. This cordless carpentry saw is the solution for all wood processing tasks on the jobsite. When used with FSK Guide Rails featuring integrated angle stops, the HK saws deliver efficiency, repeatability, accuracy, and superior quality of cut d to any circular saw before. It is also fully compatible with all existing FS Guide Rails, making it a versatile and reliable tool for professionals seeking precision and convenience. Model Number: 577663