Eyech 9 Different Sizes Steel Router Collet Chuck Driver Router Adapter Converter for Woodworking Engraving Machine Tool

Eyech 9 Size Steel Router Collet Chuck Driver Adapter Converter Specification: Material: Carbide - #1: Outer Dia. - Inner Dia.: 8 - 6mm - #2: Outer Dia. - Inner Dia.: 8 - 6.35mm - #3: Outer Dia. - Inner Dia.: 9.5 - 6.35mm - #4: Outer Dia. - Inner Dia.: 10 - 8mm - #5: Outer Dia. - Inner Dia.: 12 - 10mm - #6: Outer Dia. - Inner Dia.: 12 - 8mm - #7: Outer Dia. - Inner Dia.: 12.7 - 8mm - #8: Outer Dia. - Inner Dia.: 12 - 6mm - #9: Outer Dia. - Inner Dia.: 12.7 - 6.35mm   Package Includes: 9 x Route Bit Chuck Adaptors