Porting Tool: 2.31" Spotface Dia, 1-1/4" Tube OD, Plain, Tube Dash #20 MPN:AND10050-20S

This high-quality porting tool by US Union Tool offers precision machining capabilities for engine heads and intake manifolds' internal ports. Its 2.31 spotface diameter makes it suitable for accurate port entries while the plain finish reduces tool marks after use. Perfect for automotive or industrial applications requiring intricate internal port work on cylinders or manifolds, this tool delivers exceptional results every time at an affordable price point. With its versatility and durability, you can't go wrong adding this must-have item to your machining arsenal.