date:Jun 18, 2016
price:unfilled
Delivery time:3days
contact
company:CIXI CITY ZHENCHENG MACHINERY CO.,LTD
send:click send
name:MRWANG(Mr.)
telephone:86-574-63407511
mobile:15824577939
fax:86-574-63407711
adress:Cangtian Industrial Development Zone,Changhe Town,Cixi Zhenjiang Province, China
Email:jianfeng30@aliyun.com
Details
Product instruction：A self-tapping screw is a screw that can tap its own hole as it is driven into it. For hard substrates such asmetl or hard plastics,Website:http://www.nbzhencheng.com, the self tapping ability is often created by cutting a gap in the continuity of the thread on the screw, generating a flute and cutting edge similar to those on a tap. Thus, whereas a regularmachine screw cannot tap its own hole in a metl substrate, a self-tapping one can (within reasonable limitsof substr