What swivel knife to buy? - Leather Tools

So ive been playing with leather carving and I am currently borrowing a swivel knife from a friend that is from an old Tandy kit. I am not happy with it and it cramps my hand, I dont know if its just the knife or my lack of experience(which im sure has alot to do with it). I was looking at buying

Vtg Swivel Knife , HD Divelbiss Professional Leather Tool Non

Chrome-plated knife adjusts to a custom fit. The smooth edge of the yoke allows for much comfort while carving. Includes 3/8 inch (10 mm) straight blade.

Tandy Leather Easy Comfort Swivel Knife 8002-01

EOTVIA Swivel Knife,Ball Bearing Swivel Knife Tungsten Steel Adjustable DIY Hand-Made Leather Carving Tool,Leather Rotating Knife

C.S. Osborne Adjustable Swivel Knife 446 Leather Carving Cutter W

Tools for leather craft. Swivel knife. Old Brass Flower

Adjustable Swivel Knife【L/ 13mm】(Includes: Regular Type-Blade No

Swivel Knife, chrome plated

LYUMO Swivel Leather Tool,Adjustable Carving Knife Cut Blade

Adjustable swivel knife with knurled handle, Fits comfortably in your hand for hours of carving, Chrome-plated finish, Come with an interchangeable

Pro Adjustable Swivel Knife

BIG RED SWIVEL KNIFE BLADE SHARPENER