Spherical Woodworking Tool Beads frez Ball for Ebony Handmade Gift 10mm x 20mm Description: [Material]: frez ball made of tungsten steel, high hardness, durability, corrosion resistance, rust resistance. [Application]: Beads Woodworking tool can drill holes in any wood for quick and easy cutting, carving perfectly round beads. [Apply] use beads to make bracelets, necklaces, jewelry, DIY, home decoration, etc. [Widely used]: Wood Bead Maker drill bit is very suitable for processing ebony, rosewood, dexterous knots, etc. [Note]: When processing hardwood, the drilling speed should be about 2600~2800 and should not be pressed hard, and the position of the cutter and wood should not be changed during operation. The width of the wood is 3~4mm wider than the cutting blade. Specifications: Material: Tungsten steel Size Chart: (handle diameter * cutting diameter) 1 cm x 0,6 cm/0,39 inch x 0,24 inch 1 cm x 0,8 cm/0,39 inch x 0,31 inch 1 cm x 1 cm/0,39 inch x 0,39 inch 1 cm x 1,2 cm/0,39 inch x 0,47 inch 1 cm x 1,4 cm/0,39 inch x 0,55 inch 1 cm x 1,6 cm/0,39 inch x 0,63 inch 1 cm x 1,8 cm/0,39 inch x 0,71 inch 1 cm x 2 cm/0,39 inch x 0,79 inch 1 cm x 2,2 cm/0,39 inch x 0,87 inch 1 cm x 2,5 cm/0,39 inch x 0,98 inch 1 cm x 2,8 cm/0,39 inch x 1,10 inch 1 cm x 3 cm/0,39 inch x 1,18 inch 1 cm x 1,5 cm/0,39 inch x 0,59 inch The package includes: 1 drill bit