1 2 Inch Shank Router Collet Extension Chuck Converter Adapter Woodworking Milling Rod Chuck Holder Extender Bit with 2 Spring CNC Engraving Lathe Tool Set

Description: - Made of industry grade material, high precision, strong and sturdy for long life - It rotates smoothly and small vibration, suitable for professionals and hobbyists. Features: 1.Straight shank and small vibration. 2.Use it to achieve full depth of cut when machining dovetail splines. 3.It can work quite well, and is balanced well for the speeds. 4.Easy to use, better to control, it will improve your work efficiency. Specification: Color: Silver Material: Hard Alloy Model: ER20 Shank Diameter: 1/2 Inch / 12.7mm Accept Shank Size: 1/4" & 1/2" Shank Extend Length: 2-1/4" Package including: 1 x 1/2 Inch Shank Router Collet Extender 1 x ER20 6.5mm Spring Collets 1 x ER20 13mm Spring Collets Note: 1.It can not be used for iron products. 2.The extension chuck needs to be used with a wrench to tighten. 3.Too fast working speed will cause the shank to be overstressed and bent.