After over an hour of trying to open this freewheel with Seger tongs, screws and a hammer... I borrowed this Makita with a centre punch and did it in 5 seconds :
MAKITA 038-118-170 - BOTTOM RED EA7900P - Authentic OEM part | SEPD Mower Parts
Makita 18V Lithium-Ion Brushless 1/2 In. Cordless Hammer Driver Drill (Tool Only) XPH14Z - The Home Depot
394-182-020 Makita Guide Disc
125182-8 - GEAR ASSEMBLY BDF440Z - Makita Original Part - Power Tools Parts