QUARKZMAN Router Chuck Extension Converter 6.3mm to 8mm

Specifications Size 6.3mm to 8mm Bar diameter 6.35 mm 0.25 inches Accept rod diameter 8 mm 0.31 inches Bar length 30 mm 1.18 inches Total length 81 mm 3.2 inches Material Carbon steel Finish Oxide Fine Package Content 1 x Router Chuck Extension Converter Descriptions Made of carbon steel for high hardness and strength Oxide finish for corrosion and wear resistance 1/4 router chuck extension converter accepting 8mm router bits for conversion and extension Extend router cutter to provide full cutting depth with extension rod adapter Reduce the risk of removing the shank from the chuck Suitable for wood milling milling engraving machine The router chuck converter can provide additional cutting depth to improve work efficiency Just place the extension rod into the router chuck and the router cutter rod into the extension chuck and tighten both Note The speed should be slow at the beginning of use and gradually increase after the rotation is stable