Mast cartridges 100% E.O Gas Sterilized and individually packaged. Smooth edges eliminate additional trauma. Needles are made of 316 medical grade stainless steel. Precision assembly. Quality is 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 a message which size you need, or will send in random.
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Return & exchange
If you are not satisfied with your purchase you can return it to us within 30 days for an exchange or refund. More info.
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