Manual (it's the medical reference term).
palm, fist, paw, mitt
Close by / At hand /
a manuscript
A synonym for the adjective used is second hand. A synonym for the verb used is employed.
near future offing, in the offing near at hand
A book, document, or other composition written by hand.
Chiropteran. From the Greek words cheir hand + pteron wing.
Allotted. Accorded. Hand over. Bestowed. Provided.
clap ovation, praise, cheers, approval, clapping, accolade, big hand
I would say the closest synonym for the word dispense is disburse. Other synonyms for dispense include give away, allot, distribute, and hand out.
abjectly, deferentially, hat in hand, humbly,meanly, meekly, modestly, sheepishly, submissively
The word you are looking for is probably - legerdemain. Another synonym for sleight of hand is - Prestidigitation.
The synonym for help would be; Aid, assist, assistance, comfort, hand, support.