Crater Maker Dimple Die Set - 4 Piece Option:Dies only and fitting by the user

and fitting by the user to ensure a solid connection

fixtured and TIG welded (core required)

It's up to you whether to port match your heads to these flanges

Proudly made in Texas

Flat Recess (6)

Crater Maker Dimple Die Set - 4 Piece Option:Dies only and fitting by the userThese are the best quality made in the USA dimple dies available. These four crater maker dies are CNC machined from 4140 alloy steel, heat treated for hardness, Sizes are #10, 1 4", 5 16" and 3 8". The #10 uses a dowel pin to align the dies while the others use threaded bolts. The 5 16 and 3 8 bolts can be used to draw the dies together however this hardware is not meant to last forever. We recommend using the provided hardware as alignment pins or