A pair of gears h31*d10-z11 of the gearbox of the mowing head of an electric scythe

Bevel gear pair of the gearbox of the cutting head of the electric scythe Temp, Iskra ITE 3200, Eurotec GT 109, finger-shaped, 31 mm long, finger-shaped gear (leg) with a diameter of 10 mm with a 5*5 square inside, the low gear sits on 11 splines, the diameter of the large and small gear is 27 (height 12) and 21 mm