External locting rim dimensions 12'-20', internal locking rim dimensions 22'-24'.
Alloy steel jaws with interfacial carburizing treatment and integral hardening process to make the jaws tougher on the inside and harder on the outside, with jaw covers to protect the rims.
Mounting head made of stainless steel, solution-treated and interface-polished for an engineered profile, with plastic cover to protect the rim.
Top of the line motor and pure copper windings for fast heat dissipation, low defective rate and long life.
Automatic operation, it can make your job easier and more convenient to use.
