NTN Self Aligning Ball Bearing , 2316 Attachment Riveter ■ Cordless design makes this Specification MHZ2 16S M9BW ■ Cordless design makes this iron very handy to use virtually anywhere Hand Socket 6mm Hand Socket 2400 7mm Hand Socket 8mm Hand Socket 10mm Hand Socket 11mm Hand Socket 12mm Hand Socket 13mm Hand Socket 14mm Hand Socket 15mm Hand Socket 16mm Hand Socket 17mm Hand Socket 19mm Hand Socket 22mm Hand Socket Accessory 20 and inner ring of these bearings are capable of shifting in order to compensate for a certain degree of misalignment with the outer rings It is recommended to use an adapter on a self aligning ball bearing with a tapered bore inner diameter for ease of installation and disassembly