This chuck set contains 

01. Round jaws with Clamping range 45-73mm, Support range 60-88mm

02. Step jaws with Clamping range 3-31mm, Support range 25-80mm

03. O' Donnell jaws with Clamping range 3-31mm, Support range 25-80mm

04. Dovetail pin jaws with Support range 30-58mm

05. Dovetail wide jaws with Clamping range 92-120mm, Support range 110-138mm

06. 10" Aluminum flat jaws with Clamping range 49-236mm,Support range 97-287mm

07. 5/8" and 1" Qucik change crown center

08. 1"X8TPI and M33X3.5 Adaptor

09. Screw chuck

10. T handle allen key 

11. Chuck key

12. 8 PCS Taper screw 

Packing size: 36x34x26cm

N.W./G.W.:28.2/32.7KGS

QTY/CTN:4 PCS