Haiyan Ausin Hardware Co.,Ltd  
Contact Name:Paul HuaPhone:0573-86129299 Fax:0573-86120322
Address:R.M201 .No.233 Chang an Road,haiyan,zhejiang,ChinaZipcode:314300
Email:Website: http://
IFI|
fastener
ASME B18.6.1 1981(R 1997)
Threads and Body Diameters for Wood Screws