1PC 1/4'' Shank Drill Diamond Grinding Head Bur Bits Umbrella Type Grinding Tool For Dremel Accessories Rotary Tools #46 #120
https://www.vogueparade.com/shopping/EN/4204/1/1005001997699861/1pc-14-shank-drill-diamond-grinding-head-bur-bits-umbrella-type-grinding-tool-for-dremel-accessories-rotary-tools-46-120//