Hand-Held Circular Saw GKS 65 GCE, The high-power tool – optimised for guide rails, Exact interplay with the new Bosch FSN guide rail system and with rails from other suppliers, Mitre cuts with the guide rail are possible without an adapter, Fast sawing due to 1800 watts of motor power and Constant Electronic, Hex key WAF 5 (spare part number 1 907 950