... 5/8"(16mm) 2.keyless,key type drill chuck 3.light,heavy duty 4.packing:color box ... blister(2,3ps) Professional High Quality of various drill chuck, keyless, key-type, self-lock upon different ... threaded mounted:10mm, 13mm, 16mm-Key-type drill chuck light duty with taper mounted: 10mm, 16mm-Medium ... 10mm, 13mm-Keyless chuck with carbide jaws: 13mm-H.P.K.C.-Keyless automatic duty drill chuck:6mm, 10mm, 13mm ...