This chuck set contains 

1. Round jaws with Clamping range 45-60mm, Support range 55-70mm

2. Step jaws with Clamping range 13-28mm, Support range 28-56mm

3. Pin jaws with Support range 28-45mm

4. Wide jaws with Clamping range 82.5-95mm, Support range 92.5-108mm

5. Screw chuck

6. 1"X8TPI Adaptor

7. T handle allen key 

8. Chuck key

9. 8 PCS Taper screw 

Packing size: 48x19x14cm

N.W./G.W.:11.8/14.9KGS

QTY/CTN:4 PCS