Three-Jaw self-centering lathe chuck Features 1. Short cylindrical center mounting. 2. Model K11 chucks are provided with one-piece jaws (which include a set of internal jaws and a set of external jaws). 3. As requested, we can provide chucks mounted from front. The jaws for K11 A,K11 C,and K11 D chucks are composed of 2 pieces jaws.They can perform as either internal jaws through adjustment. Model K11C chucks are supplied with traditional 2 pieces jaws. Specification : K1180K11200AK11325K11100K11240K11325CK11125K11240cK11380K11130K11250K11380CK11160K11250CK11380AK11160AK11250AK11400DK11165K11315K11500DK11190K11315AK11500AK11200K11320K11630DK11200CK11320C