High Hardness Carbon Steel F1 Boring Head 1-1/2-18UNF Tail Thread M16 MT4 Shank Tail Thread

1、Carbon steel material has strong stability is not easy to rust and has a long service life. 2、High accuracy for fine mechanical process of good quality. 3、The tool kit is made of high quality carbon steel with excellent hardness and toughness to extend its service life. 4、This product is the main accessory for boring and CNC milling machines such as coordinate boring machine horizontal boring machine and ordinary boring machine. 5、Used for machining inner hole surface boring boring outer ring boring end face boring ladder hole boring end face cutting hole and outer ring groove etc.