Extended Dovetail Jaws, square hole inside for Viper2 Chuck.
Set of 4 optional jaws for our Viper2 scroll chuck. These extended pin jaws have are dovetailed on the outside. The internal edge is flat, forming a square when closed, perfect for gripping square shaped spigots. The jaws project 42mm from the base plate.
These jaws are ideal for gripping square wooden or acrylic pen blanks for drilling out the centrek.