The Step Jaws are an optional set of jaws that allow the turner to grip (contract) on four different size spigots without changing the jaws. They can also be used to expand into a 4 min. diameter on the VM100 and a 5 minimum diameter on the VM120.
Grips:1-7/8" to 4-3/8" Expands:3-7/8" to 5-1/4"
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