1/4″dr SOCKET UNIVERSAL JOI

Form Roll GK Series Knurl, 30 Degree Diamond Female Circular Pitch 25 High Speed Steel. Finish Coating: Lapped Tooth Finish Hardness: 58 to 60 RC Diameter: 5/8 Width: 1/4 Hole Size: 1/4 Made in the U.S.A. For More Form Roll GK Series High Speed Steel Knurl