For those of us that like graphite iron shafts, here's a run down of the most readily available models outside of Japan. I can't take credit for this. Please see the link at the bottom.
I may get around to adding some of the JDM only iron shafts in the new year.....
Manufacturer Model Weight-grams Tip Flexes Launch Spin Torque
Weight Class 90-99
ACCRA Tour 90i TiMesh 90 Par S/X Mid Mid 3
ACCRA iCWT 95 with TiMesh 95 Taper S/X Mid Mid 2.5
Aerotech SteelFiber i95 CW 93 Taper R/S/X Mid Mid 3.2
Aerotech SteelFiber FC 90 CW 91 Taper R/S Variable Variable 3.2
Fujikura Pro 95 99 Taper R/S Mid-High Mid-High 3.6
GD Tour AD 95 98 Taper S/X Low Low 2.3
KB Steel TGI 90 90 Taper S Low-Mid Low-Mid 2.4
KB Steel TGI 95 96 Taper S Low-Mid Low-Mid 2.1
Mitsubishi Oti 85 90 Par R/S Mid Mid 3.3
Mitsubishi Oti 95 95 Par R/S Mid Mid 3.3
OBAN Oi 93 96 Par R/S Mid/High Mid/High 2.8
UST Mamiya Recoil 95 96 Taper R/S Mid Mid 3.7
UST Mamiya Recoil 95 Prototype 96 Taper R/S Low-Mid Low-Mid 3.7
Weight Class 100-109
ACCRA Tour 100i TiMesh 100 Par S/X Low-Mid Low-Mid 3
ACCRA iCWT 105 with TiMesh 105 Taper X Low-Mid Low-Mid 2.2
Aldila VS Proto 100 103 Taper R/S/X Low-Mid Low-Mid 2.8
GD Tour AD 105 107 Taper S/X Mid Mid 2.2
KB Steel TGI 100 98.5 Taper X Low Low 1.8
Mitsubishi Oti 100 100 Taper S/X Low-Mid Low-Mid 2.6
OBAN Oi 103 102 Par S Mid/High Mid/High 2.8
UST Mamiya Recoil 110 109 Taper S Mid Mid 3.5
Weight Class 110-119
ACCRA Tour 110i TiMesh 110 Par S/X Low-Mid Low-Mid 3
Aerotech i110 CW 108 Taper R/S/X Mid Mid 2.7
GD Tour AD 115 114 Taper S/X Mid Mid 2.2
KB Steel TGI 110 111 Taper X Low Low 1.9
Mitsubishi Oti 110 112 Taper S/X Low-Mid Low-Mid 2.4
UST Mamiya Recoil 110 Prototype 110 Taper S/X Mid Mid 2.4
Weight Class Over 120
Aerotech i125 CW 126 Taper X Low Low 2.5
Mitsubishi Oti 120 121 Taper X Low-Mid Low-Mid 2.2
UST Mamiya Recoil Prototype 125 124 Taper S/X Low-Mid Low-Mid 2.6
Here's the original chart:
https://www.truefitclubs.com/blog/heavy-graphite-iron-shafts-make-it-easier-to-switch-from-steel/