Ford Navistar 6.0L Combination Core Drill Reamer
This specially engineered Ford Navistar 6.0L Diesel core drill reamer combination is compatible with most guide and seat machines. The core drill pilot is .274" (7mm) with a finish size of .437".
Combination valve guide core drill reamers allow you to eliminate the two step process of drilling then reaming to replace valve guides. High quality HSS construction for long life. A single pass will size the valve guide bore to .437" for press fitting of new 7/16" OD valve guide inserts.
Shank OD: .375" round shank with flat
Pilot OD: .274 (7mm)
Finish OD .437
Combination valve guide core drill reamers allow you to eliminate the two step process of drilling then reaming to replace valve guides. High quality HSS construction for long life. A single pass will size the valve guide bore to .437" for press fitting of new 7/16" OD valve guide inserts.
Shank OD: .375" round shank with flat
Pilot OD: .274 (7mm)
Finish OD .437