While it has enough length front to back I really doubt the M57 mag will be wide enough. It isn't any wider than the TT's mag and I can confirm you aren't getting a 10mm into those mags.
I was thinking not too, but maybe.
A steel-cased FMJ 7.62mm Tokarev cartridge.
Type Pistol
Place of origin Soviet Union
Production history
Produced 1930–[1]
Specifications
Parent cartridge 7.63×25mm Mauser
Bullet diameter 7.87 mm (0.310 in)
Neck diameter 8.48 mm (0.334 in)
Shoulder diameter 9.47 mm (0.373 in)
Base diameter 9.83 mm (0.387 in)
Rim diameter 9.96 mm (0.392 in)
Rim thickness 1.32 mm (0.052 in)
Case length 25.0 mm (0.98 in)
Overall length 34.0 mm (1.34 in)
Case capacity 1.04 cm3 (16.0 gr H2O)
Rifling twist 1:250 mm (1:10 inches)
Primer type