1.Material:Imported AS.
2.The head is using 45 medium-carbon steel and with 48℃ quenching.
3.The inspection is according to GB8218-2003 .
4.The sampling standard is according to GB8218-87 S-4
5.SGS certification, CE detection number: SHEM110100002901
6.Function): test voltage); Test range 70-250V