Key Turner is a great arthritis tool

Ableware Key Holders.  This key turner is a handy device for anyone needing an arthritis tool or who has hand mobility issues. 

Ableware created a practical key holder which ends the struggle for people needing an arthritis tool for turning keys in locks.  This product is built with a rigid handle for extra leverage.

Keys fold back into the plastic holder when not in use. Neon yellow color helps locate keys. 3 1/2 x 1¨ (8.9 x 2.5 cm). Neon Yellow for Visibility.

Two models - one for 2 keys and one for 4 keys.