This chuck set contains 

1. Round jaws with Clamping range 55-100mm, Support range 71-121mm

2. Step jaws with Clamping range 2-53mm, Support range 30-118mm

3. Pin jaws with Clamping range 16-63mm, Support range 33-83mm

4. Wide jaws with Clamping range 110-150mm, Support range 125-175mm

5. Screw chuck

6. 3/4"X16TPI Adaptor

7. T handle allen key 

8. 2 PCS Lever wrench 

Packing size: 38x22x27cm

N.W./G.W.:24.4/27KGS

QTY/CTN:6 PCS