... 11ER/16ER/22ER 11IR/16IR/22IR etc.. Items are ISO,A,AG,G,W,UN,NPT,ACME,API carbide ... ARE 11ER/16ER/22ER11IR/16IR/22IR etc..Items are ISO,A,AG,G,W,UN,NPT,ACME,API ... coating technique 3.best price 16 EL 1.5 ISO LDC16 ER AG 60 LDA16 IR A 55 ... LF909016 ER 11.5 NPT LDA16 IR 1.75 ISO LDCMGMN200-G LF901116 ER 11.5 NPT LDC16 ... 22 ER 6 TR LDA22 ER 5.00 ISO LDA In addition, we also can produce non-standard carbide ...