1.Standard:DIN,ISO,JIS,AISI 2.Size:M3-M56 3.Material:steel+nickle,SS,Brass 4.Grade:4,6,8,10,12 BSP Thread ... .52051.5301KT-30-12SPM30X1.5R3/4" X14262057321KT-33-16SPM33X1.5R1" X113025.566.5361KT-36-20SPM36X1.5R1.1/4" X113326.572.5461KT-42-24SPM42X1 ... .5R1.1/2" X113626.577.550 Metal Hose Fittings ...