Zoomtools 3pc 1-1/8" to 3-1/2" Exhaust Pipe Expander Tool, Tube Expander, Compatible with Most Cars & Trucks

【Function】The Zoomtools 3-piece pipe expander set is designed to quickly and easily smooth out dents and pressure marks from clamps in silencers and tailpipes, as well as to widen pipe openings or repair damaged pipe ends. Can be used with a hand ratchet, crowbar or standard spanners 【Correct Use To Prevent Damage】 Only suitable for thin-walled pipes with internal diameters from 1-1/8 inches (28.6 mm) to 3-1/2 inches (88.9 mm). Please note when using: (1) When expanding, the conical steel cones of the expander must be inserted completely into the pipe, not halfway (2) If possible, use a manually operated ratchet or spanner to turn the pipe support tool, not an electric ratchet (3) Avoid using excessive force when turning the expander 【Features】 This exhaust pipe expander set includes three different expander sizes and is suitable for all thin-walled pipes with inner diameters from 1-1/8 inches (28.6 mm) to 3-1/2 inches (88.9 mm). By simply turning a spanner, the tool allows the pipe to be expanded for repair and installation work on exhaust systems 【High-Quality Material】 1 small expander: 1-1/8‘ (28.6 mm) to 1-3/4’ (44.5 mm) 1 medium expander: 1-1/2‘ (38.1 mm) to 2-1/2’ (63.5 mm) 1 large expander: 2-1/8" (54.0 mm) to 3-1/2" (88.9 mm) 6 additional O-rings Forged steel with heat treatment for maximum strength and durability. Tested by strict quality controls. Suitable for DIY enthusiasts and professional mechanics Plug-and-play – can be purchased with confidence 【Note】 This product is suitable for aluminium/iron pipes with a wall thickness of less than 1 mm. To avoid damage to the pipe, do not use excessive force. When using, the pipe can be slightly heated to facilitate expansion. Please check the product detail information carefully before purchasing this item. If you have any questions, please do not hesitate to contact us