Wolfride 1/2-Inch Shank Router Bit Collet Extension, Adapter for 1/2-inch Shank Bits

Specifications: Material: Hard Alloy Shank diameter: 1/2" Hold Diameter: 1/2" Overall length: 3-1/4" Package Included: 1 pcs Router Bit Collet Extension Features: 1.The router collet extension is made of heavy-duty steel which is very rigid for long life. Producing with high precision aim to avoid vibration. 2.While your router bits are not enough long to meet your demands, a router collet extension rod can resolve your problems. 3.The extension rod is suitable for woodwork trimming, milling, engraving machine.