DescriptionIf you are looking for a beads reamer , then your research is over here. That's because our product can meet your need. Adopted of reliablematerial, this product is practical and durable for long time use, which is not easy to get deformed and bring you much convenience.Features-Color:As Shown -Material:Abs,diamond abrasive- Size: 12.00X1.00X1.00cm/4.72X0.39X0.39in- Size: 12.00X1.00X1.00cm/4.72X0.39X0.39in- Size: 9.00X1.00X1.00cm/3.54X0.39X0.39in- Size: 9.00X1.00X1.00cm/3.54X0.39X0.39in- Size: 10.70X1.00X1.00cm/4.21X0.39X0.39in -It can be used for hand polishing large bead holes, removing excess burrs before threading, and quickly enlarging holes to save time. -It is easy to use, gentle on the hands, and durable. -Different shapes and sizes of bead hole tools can meet various needs. -It is suitable for filing, enlarging, and eliminating unnecessary burrs in bead holes. -It can be used on glass, plastic, metal, wooden beads, and more.