KINGKONG69
New member
All i have for pins are 23 guage, 1.5", and 25 guage 1".
can i use the 1" 25guage for a bi injection. arent bi injections only supposed to be 1/2" deep, so could i just push it in half way. would this work, and also how deep are delt injections, and could i use the 1" needle also.
can i use the 1" 25guage for a bi injection. arent bi injections only supposed to be 1/2" deep, so could i just push it in half way. would this work, and also how deep are delt injections, and could i use the 1" needle also.

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