Accessoire Pour Graveur Et Outil De Précision　Router Collet Extension Bit De Routeur Extension De Collet Et Rognage Découpage Machine De Gravure Extender Porte-mandrin De Travail Du Bois Fraise (8MM S

Router Collet Extension for 8mm Shank Bits, Need to tighten with a wrench to prevent the bit from falling off.
Made of heavy-duty steel for long life use, practical to use.
Eliminate the dangerous temptation of withdrawing the shank from the collet, extend the bit to provide the full depth of cut.
Make you more efficient to process products, suitable for woodworking trimming, milling, engraving machine.
Package Including: 1x 8mm Shank Collet Extension