Injection needles: SHAOTONG Luer Lock Accessories-100Pcs (25G-Long 1In) https://a.co/d/60MoeFA
Draw needles: SHAOTONG 18 Ga 1.5 Inch Luer Lock, Industrial Dispensing Accessories, Individually Packaged, Pack of 100 https://a.co/d/gKQZKXJ
Syringes: 3ml Syringe Sterile with Luer... https://www.amazon.com/dp/B07BQFTHMQ?ref=ppx_pop_mob_ap_share
Ive been using the 27 guage or 30 gauge 1/2 inch needle to IM, I have pretty low body fat percentage so I am definitely able to get to the muscle with that length.
https://www.amazon.com/gp/product/B07BQFTHMQ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
https://www.amazon.com/dp/B08H1QVN5T?ref=ppx_yo2ov_dt_b_product_details&th=1