Rifle 5.0, i had some in a set of Callaway Pro X14 irons,loved the shaft, and i dented one shaft somehow so sold them
RP royal precision 5.0 110ish
Try buying a second set on ebay.
Also nippon ns pro 1050, 1150 range worth a look
TT DG 115 Mid as a new modern one to try.
Have a standardised storage spot
Cheers. Roger