1. It is made of quality carbon steel material, high hardness, strong and durable.
2. 1/4" to 8mm router collet extension chuck shank diameter.
3. Great processing and fine making.
4. Eliminate the dangerous temptation of withdrawing the shank from the collet.
5. The extension rod is suitable for woodwork trimming, milling, engraving machine.
Material: Carbon Steel
➫ 1/4" to 8mm shank
Shank diameter: 1/4"(6.35mm)
Hole diameter: 8mm
Overall Length: 81mm