Add to cart Exel Hypodermic Needles 30g X 1/2″ Box Of 100 Pcs $55.00 Designed by dermatologists and created for use in the dermatological field. Latex free. Sterile, non-toxic and non-pyrogenic. Needles and boxes are color coded for easy identification. Each needle is individually packaged, sterilized and ready for use. The polypropylene cube will fit the Luer-Lock or Luer-Slip syringes. The needles are made of 18/8 stainless steel.