Breezliy 590Pcs 1-8mm Metric Precision 304 Stainless Steel Assorted Loose Bicycle Bearing Steel Ball Assortment Kit?12 Sizes? 590Metric bearing ball electronics3 you get full protection with

you get full protection with the worlds most durable materials

4 test tubes and holding tray Includes instruction booklet on how to correct unsafe water conditions

keeping the wound area clean

High-visibility rubber grip holds up to accidental drops

Breezliy 590Pcs 1-8mm Metric Precision 304 Stainless Steel Assorted Loose Bicycle Bearing Steel Ball Assortment Kit?12 Sizes? 590Metric bearing ball electronics3 you get full protection withBreezliy 590Pcs 1 8mm Metric Precision 304 Stainless Steel Assorted Loose Bicycle Bearing Steel Ball Assortment Kit? 12 Sizes? Product Features [12 sizes of bearing balls] The precision steel bearing ball classification kit contains 12 sizes: 1mm2mm2. 5mm3mm3. 5mm4mm4. 5mm5mm5. 5mm6mm7mm8mm, total 590pcs, and packed in a plastic box, they are easy to distinguish. [Product function]: These bearing balls are installed between the inner ring and the