[1] Drill (1/4")
[2] Down Spiral End Mill (1/4" dia. - 3/4" cut length)
[2] Down Spiral End Mill (1/4" dia. - 3/4" cut length)
[3] V-Grooving (90 deg. - 1" dia.)
[3] V-Grooving (90 deg. - 1" dia.)
[4] Down Spiral End Mill (5/16" dia. - 1" cut length)
[4] Down Spiral End Mill (5/16" dia. - 1" cut length)