Material: high speed steel
Type: 6mm, 6.35mm, 8mm.
Size: as the pictures shown.
Made of steel, has a good flexibility and wear resistance.
High Precision, Suitable for engraving machine, wood router. perfect woodworking tool.
Chuck head size: 8mm,6.35mm,6mm (0.31inch, 0.25inch, 0.24inch).
1pcs Router Bit Collet/3pcs Router Bit Collets
Please allow 1-5mm errors due to manual measurement.
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.