Mast cartridges 100% E.O Gas Sterilized and individually packaged. Smooth edges eliminate additional trauma. Needles made of 316 medical grade stainless steel. Precision assembly. Quality ensured with meticulous 30-point inspection, including pin alignment and solder distribution. Membrane mechanism prevents ink spitback. Low profile housing & better ink flow & shaped on the inside
Mixed size, If you have the size request please send us email,or we send them automatically
Please leave message which size you need,or will send in random.