Ryobi 1240170 Scroll Saw T-Wrench Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; 137216160,8366SL,SC-162VS,137286220,137286050,SC162 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 17111703 Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Ryobi This T-wrench (part number 1240170) is for scroll saws Unplug the scroll saw before using this part