Hand wheel and penumatic driving Quanter turn and self-locking Ratio: 24:1~100:1 Handwheel gear operator

Hand wheel and penumatic drivingQuanter turn and self-lockingRatio: 24:1~100:1Housing material: iron

Handwheel gear operator 

Material table

	Ordinary	Optional
Housing	Grey Cast Iron	Ductile Cast Iron
Worm gear	Ductile Cast Iron	Aluminum Bronze
Worm	45 Steel
Shaft	45 Steel	Stainless Steel

....

Handwheel gear operator