These are wide jaws for Nexus 3 woodworking chuck enabling woodturners to work on larger pieces than the standard jaws.
Set of 4 optional jaws for Nexus r3 geared scroll chuck. The Wide jaws have a serrated edge both internally and externally designed to grab pieces of wider diameter. The jaws protrude13mm from base plate.
Expands from 89mm to 116mm
Contracts from 102mm to 75mm