Source tormek t8 6/8in Grit 80-400 diamond wheel for tormek t4 for Sharpening High-Speed Steel 150-200mm tormek t8 cbn diamond wheel on m.alibaba.com
T8 Grinding/Polishing Wheel Set 10'' CBN and Rock Hard Felt Wheels for Tormek Sharpening Finishing System, Arbor 12mm, Dia 250mm - AliExpress
Tormek T-8 Custom - Create Your Own Water Cooled Sharpening System - Add Your Choice of Grinding Wheel and Honing Wheel (not included) - US Version - English Handbook - Amazon.com
T8 Grinding/Polishing Wheel Set 10'' CBN and Rock Hard Felt Wheels for Tormek Sharpening Finishing System, Arbor 12mm, Dia 250mm - AliExpress
Amazon.com: 8 inches CBN Grinding Wheel for T-4 Sharpening System - 200mm*38mm*12mm,Sharpening Wheel for Sharpening High-Speed Steel (HSS) Tools (Right Angle, 160 grit) : Industrial & Scientific