Note:- Plug gauges are double ended, right hand, go & nogo to 6H.
        Ring gauges are right hand, go or nogo to 6g.
        Calipers are knife edge type go & nogo 6g.
        Left hand Plugs & Rings are list + 75%
        Rings 4h & 6h and Plugs 4H are list + 25%.
        Plugs for helicoils (STI), Caliper setting or Ring check priced on application,
        As are any other non listed gauges.