Charnwood V3RPJ Ripple Jaws for Viper3 Chuck

Ripple Jaws for Viper3 Chuck. The Ripple pattern on both the inside and outside of these jaws is designed to give a strong grip on rough or even bark covered wood. Expands from 52mm to 87mm. Contracts from 75mm to 40mm. Jaws project 30mm from the base plate.