What is the difference between stainless steel anti-theft screws and ordinary flat head screws?

Compared with the ordinary countersunk head screws, the stainless steel anti-theft screws has a pin in the center of the drive, which prevents the ordinary screwdriver from being detachable, so it is called countersunk head anti-theft screws. For example, the difference between the countersunk head torx anti-theft screws and the countersunk head torx anti-theft screws is that the drive of the anti-theft screws makes a pin.

stainless steel anti-theft screws standard, if it is torx drive with pin anti-theft screws, then it and ordinary countersunk head torx screws standard is the same, but the middle drive type to mark is with pin, if what is needed is stainless steel countersunk head torx anti-theft screws, can refer to the standard IS0 14581, this is the standard of countersunk head torx screws, stainless steel anti-theft screws is made into a pin on the line.

If what you need is stainless steel anti-theft screws are inner pentagonal pin or hexagonal pin or other drive type, then the Shi Shi Tong will still be able to make according to the standard size of countersunk head screws, and the Shi Shi Tong will confirm with the customer the size of the drive.

Skype: kalyn qin M: +86 18124507113 Tel: +86 0755-85296744 annie@szsst88.com Add: No. 11, Dinghou Road, Dongfang Community, Songgang Street, Baoan District, Shenzhen, Guangdong, China