30pcs 2.35/3mm Diamond Grinding Needle Grinding Head Electroplated Diamond Grinding Needle Grinding Rod Alloy Grinding Head Tool
https://www.vogueparade.com/shopping/EN/4204/1/1005003755530035/30pcs-2353mm-diamond-grinding-needle-grinding-head-electroplated-diamond-grinding-needle-grinding-rod-alloy-grinding-head-tool//