Crater Maker Dimple Die Set - 4 Piece Option:Dies only Can be used for other

Can be used for other applications

5/16" and 3/8"

Flat Recess (6)

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

and fitting by the user to ensure a solid connection

Crater Maker Dimple Die Set - 4 Piece Option:Dies only Can be used for otherThese 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