... 22ER 11IR/16IR/22IR etc.. Items are ISO,A,AG,G,W,UN,NPT,ACME,API carbide internal & external threading insert SIZE ... 16ER/22ER11IR/16IR/22IR etc..Items are ISO,A,AG,G,W,UN,NPT,ACME,API et1.tolerance below +0.01mm~-0 ... BSPT LDC16 IR 1.5 ISO LDA16 IR G 60 LDC16 ER 11 W LDA16 IR 1.5 ISO LDCAPMT1135PDER-M ... LF901116 ER 12 UN LDC16 IR 11 BSPT LDAMGMN200-G LDA16 ER 12 W LDC16 IR 11 BSPT LDCMGMN300-M LDA16 ER ...