marine anchorscast or welded steel Delta type,Japan stockless anchors.,SPEK anchors,AC-14 anchor,Hall type 1. marine anchorscast or welded steel2. various types of anchors available: Delta type,Japan stockless anchors.,SPEK anchors,AC-14 anchor,Hall type, BALDT stockless anchors and so on.3. Certified by CCS,KR,LRS,GL,BV,ABS,DNV,NKK4. Tonnages:50-20000kgs Hall Anchor